Author: claimsbot

1-14. (canceled)
15. A device for creating an opening in a target material, comprising:
a total of eight layers of material, with at least one layer of flexible magnetic sheet material with a specific gravity between 3.3 and 3.7, and sheet material with a specific gravity of less than 0.8, all sheets of 0.55 to 0.65 inch thickness, symmetric geometry, and symmetrically placed atop one another;
an explosive charge of a single piece of sheet explosives with symmetric convex vertices wrapped symmetrically around said layers of sheet material;
a smoothing layer disposed below said sheet explosives and above the target;
and, initiating means, located proximately central to and atop the explosive charge, to initiate the explosive sheet creating an explosive force, wherein the explosive force, guided by said charge geometry and mass of said flexible magnetic sheets and sheets of lesser specific gravity, penetrates the target material, creating a plurality of petals cantilevered from the target material, to define a fragment-free opening in the target material.
16. The device of claim 1, wherein the explosive charge comprises a Pentaerythritoltetranitrate based material in sheet form.
17. The device of claim 1, wherein the explosive charge sheet has convex vertices meet at a single point located proximately central to said top side of the eight layers of sheet material.
18. The device of claim 3, wherein the explosive charge sheet is in the form of the total projected area of a square with a side of \u201cx\u201d length that is common with one side of four equiangular triangles of side \u201cx\u201d length.
19. The device of claim 3, wherein the explosive charge sheet is in the form of an equiangular triangle.
20. The device of claim 1, wherein the flexible magnetic sheet material and sheet material of a lower specific gravity are square in shape.
21. The device of claim 1, wherein the flexible magnetic sheet material and sheet material of a lower specific gravity are of equiangular triangle shape.
22. The device of claim 1, where in the sheet materials mounted atop one another are held in place with quick drying liquid glue.
23. The device of claim 1, further comprising adhesive means to hold the device against the target material.
24. The device of claim 1, wherein the smoothing material is comprised of flexible magnetic sheet extending beyond the periphery of the explosive charge above the target.
25. The device of claim 1, wherein said initiating means includes a booster charge of explosive sheet in the shape of a disc centrally placed atop the central meeting point of the convex vertices of said explosive sheet wrapper.
26. The device of claim 11, further comprising a blasting cap in contact with the top side of said disc.
27. A method of creating an opening in a target material, comprising the steps of:
providing a total of eight layers of tamper material, with at least one layer of flexible magnetic sheet material with a specific gravity between 3.3 and 3.7, and sheet material with a specific gravity of less than 0.8, all sheets of 0.55 to 0.65 inch thickness, of symmetric geometry, and symmetrically placed atop one another;
providing an explosive charge of a single piece of sheet explosives with symmetric convex vertices wrapped symmetrically around said layers of sheet material;
providing a smoothing layer disposed below said sheet explosives and above the target; and
providing initiating means, located proximately central to and atop the explosive charge, to initiate the explosive sheet creating an explosive force, wherein the explosive force, guided by said charge geometry and mass of said flexible magnetic sheets and sheets of lesser specific gravity, penetrates the target material, creating a plurality of petals cantilevered from the target material, to define a fragment-free opening in the target material.
28. A method of claim 13 wherein the explosive force delivered to the target may be changed by change of stacking position atop one another of the eight said sheets of flexible magnetic sheet material and sheet material of a lower specific gravity.

The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.

What is claimed is:

1. A method of generating and inserting an indicator into a video stream comprising:
generating a time code signal that corresponds to video signal address of said video stream;
generating said indicators at an end-user site and storing said indicators in an database;
accessing said indicators that are stored in said database in response to said time code signal at said video signal address;
encoding said video stream with said indicators.
2. The method of claim 1 wherein said step of encoding said video stream with indicators comprises encoding said video stream with content indication tags.
3. The method of claim 1 wherein said step of encoding said video stream with indicators comprises encoding said video stream with segment division markers.
4. The method of claim 1 wherein said step of generating said indicators is performed by video recognition of content of said video stream.
5. A system for encoding a video stream with indicators comprising;
a time code generator that generates a time code signal;
an indicator generator that generates said indicators of said video stream;
a database having said indicators stored therein that generates an indicator signal in response to said time code signal;
an encoder that encodes said video stream with said indicator signal to generate a video stream encoded with said indicators.
6. The method of claim 5 wherein said indicators are content indication tags.
7. The method of claim 5 wherein said indicators are segment division markers.
8. A method of generating and inserting an indicator into a time encoded video stream comprising:
extracting a time code from said time encoded video stream that corresponds to a video signal address of said time encoded video signal;
generating said indicators at an end-user site and storing them in a database;
accessing said indicators that are stored in said database in response to said time code signal at said video signal address;
encoding said time encoded video stream with said indicators.
9. The method of claim 8 wherein said step of encoding said time encoded video stream with indicators comprises encoding said time encoded video stream with content identification tags.
10. The method of claim 8 wherein said step of encoding said time encoded video stream with indicators comprises encoding said time encoded video with segment division markers.
11. The method of claim 8 wherein said step of generating said indicators is performed by video recognition of the content of said video stream.
12. A method of generating and inserting indicators into a time encoded video stream comprising:
extracting a time code from said time encoded video stream that corresponds to a video signal address of said time encoded video signal and generating a video signal;
generating said indicators at an end-user site and storing said indicators in an database;
accessing said indicators that are stored in said database in response to said time code signal at said video signal address;
encoding said video signal with said indicators.
13. The method of claim 12 wherein said step of encoding said video signal with indicators comprises encoding said video signal with content identification tags.
14. The method of claim 12 wherein said step of encoding said video signal with indicators comprises encoding said video with segment division markers.
15. The method of claim 12 wherein said step of generating said indicators is performed by video recognition of the content of said video stream.
16. A system for inserting indicators in a time encoded video stream comprising:
a time code reader that reads a time code from said time encoded video stream;
an indicator generator that generates said indicators of said video stream;
a database having said indicators stored therein that generates an indicator signal in response to said time code signal;
an encoder that encodes said time encoded video stream with said indicator signal to generate a time and indicator encoded video stream.
17. A method of manually inserting indicators in a video stream comprising:
displaying said video stream to an operator;
delaying said video stream to generate a delayed video stream;
displaying said delayed video stream to said operator;
inserting indicators at desired locations in said delayed video stream based upon information viewed in said video stream.
18. The method of claim 17 wherein said step of inserting indicators further comprises:
inserting standard indicators stored in a database using an operator input station.
19. The method of claim 17 wherein said step of inserting indicators comprises inserting content identification tags.
20. The method of claim 17 wherein said step of inserting indicators comprises inserting segment division markers.
21. A system for manually inserting indicators in a video stream comprising:
a first display that displays said video stream to an operator;
a delay that generates a delayed video signal;
a second display that displays said delayed video signal to said operator;
an operator input station under the control of said operator that inserts said indicators in said delayed video signal based upon information viewed in said video stream.
22. The system of claim 21 further comprising:
a database coupled to said user input station that provides standard content identification tags segment division and markers for insertion into said video stream.
23. A method of automatically inserting indicators in a video stream comprising:
splitting said video stream;
delaying one portion of said split video stream to generate a delayed video stream;
analyzing the other portion of said split video stream with a video recognition device;
generating a content identification signal for said analyzed video stream;
generating segment division markers for said analyzed video stream;
comparing the said content identification signal to a database of standard content identification tags;
assigning said tags to matching said signals;
resynchronizing said assigned tags and markers with said delayed video stream;
encoding said delayed video stream with said tags and markers.
24. A system for automatically inserting indicators in a video stream comprising:
a splitter for splitting said video stream;
a delay that generates a delayed video signal for one portion of said split video;
a video recognition analyzer that analyzes the other portion of said split video stream to generate a content identification signal and segment division markers for said analyzed video stream;
a database of standard content identification tags;
a comparator for said content identification signal to assign said database standard content identification tags to matching said content identification signals;
a time synchronizer to resynchronize said assigned tags and markers with said delayed video stream;
an encoder to encode said delayed video stream with said tags and markers.
25. A method of generating a combined video signal in response to an indicator encoded in a video stream comprising:
extracting said indicator from said video stream;
decoding said indicator to generate an access signal;
using said access signal to access a supplemental video signal stored in a database;
combining said supplemental video signal with said video stream to generate said combined video signal.
26. The method of claim 25 wherein said step of combining further comprises combining said supplemental video signal as an overlay of said video stream.
27. The method of claim 25 wherein said step of combining further comprises generating a combined video signal in which said supplemental video appears on different portions of a display than said video stream.
28. The method of claim 25 wherein said supplemental video signal comprises local advertising.
29. The method of claim 25 wherein said supplemental video signal comprises a weather alert.
30. The method of claim 25 wherein said supplemental video signal comprises sports scores.
31. A system for generating a combined video signal in response to indicators provided in a video stream comprising:
a decoder that is connected to receive said video stream and separates said indicators from said video stream to produce an indicator signal and a video signal;
a database that stores supplemental video and generates a supplemental video signal in response to said indicator signal;
a video combiner that combines said video signal and said supplemental video signal to produce said combined video signal.
32. The system of claim 31 further comprising an indicator decoder connected to said decoder that generates an access signal in response to said indicator signal and applies said access signal to said database.
33. A method of generating an enhanced video signal in response to an indicator encoded in a video stream comprising:
extracting said indicator from said video stream;
using said indicator to access an Internet web site and producing a web site signal;
encoding said video stream with said web site signal;
extracting said web site signal and a video stream from said video stream;
decoding said web site signal to generate a supplemental video signal;
combining said supplemental video signal and said video signal to generate said enhanced video signal.
34. The method of claim 33 wherein said step of combining further comprises combining said supplemental video signal as an overlay of said video signal.
35. The method of claim 33 wherein said step of combining further comprises generating an enhanced video signal in which said supplemental video signal appears on different portions of a display than said video signal.
36. The method of claim 33 wherein said step of using said indicator further comprises:
decoding said indicator to generate a database address signal;
using said database address signal to access an Internet address stored in a database;
accessing an Internet web site using said Internet address.
37. A system for generating an enhanced video signal in response to indicators provided in a video stream comprising:
a decoder that is connected to receive said video stream and that separates said indicators from said video stream;
an Internet connection that accesses an Internet address in response to said indicators;
an Internet information decoder that decodes Internet information accessed at said Internet address and that generates a supplemental video signal;
a combiner that combines said supplemental video signal and said video stream to generate said enhanced video signal.
38. The system of claim 37 further comprising:
an Internet information encoder that encodes said Internet information with said video stream.
39. The system of claim 37 wherein said Internet connection is provided through a cable head-end.
40. The system of claim 37 wherein said Internet connection is provided as a direct connection from a set-top box to an Internet service provider.

1. A zoom lens system for forming an optical image of an object on a light receiving surface with a diagonal length of 2Ymax of an image sensing device for converting the optical image into an electrical signal,
the zoom lens system being composed of, from an object side, a first group having a positive optical power, a second group having a negative optical power, a third group having a negative optical power, an aperture stop, and a plurality of groups having a positive optical power as a whole,
the zoom lens system achieving zooming by varying distances between the groups,
wherein the zoom lens system achieves focusing by moving the third group, and
wherein the zoom lens system fulfills conditional formulae (1) and (2) below:
1.5<frwYmax<2.1\u2003\u2003(1)
0.25<f2f3<0.6\u2003\u2003(2)
where, when the plurality of groups located to an image side of the aperture stop are referred to as rear groups,
frw represents a composite focal length of the rear groups at a wide-angle end;
Ymax represents a maximum image height;
f2 represents a focal length of the second group; and
f3 represents a focal length of the third group.
2. (canceled)
3. (canceled)
4. The zoom lens system according to claim 1,
wherein the rear groups are composed of, from the object side, a fourth group having a positive optical power and a fifth group having a positive optical power.
5. The zoom lens system according to claim 4,
wherein the zoom lens system fulfills conditional formula (3) below;
0.6<f4f5<0.8\u2003\u2003(3)
where
f4 represents a focal length of the fourth group; and
f5 represents a focal length of the fifth group.
6. The zoom lens system according to claim 4,
wherein the zoom lens system achieves camera shake correction by moving part of the fourth group perpendicularly to an optical axis.
7. The zoom lens system according to claim 1,
wherein the rear groups are composed of, from the object side, a fourth group having a positive optical power, a fifth group having a negative optical power, and a sixth group having a positive optical power.
8. The zoom lens system according to claim 7,
wherein the zoom lens system fulfills conditional formula (4) below:
0.2<f4f6<0.7\u2003\u2003(4)
where
f4 represents a focal length of the fourth group; and
f6 represents a focal length of the sixth group.
9. The zoom lens system according to claim 7,
wherein the fourth and sixth groups move as an integral unit during zooming.
10. The zoom lens system according to claim 7,
wherein the zoom lens system achieves camera shake correction by moving the fifth group perpendicularly to an optical axis.
11. The zoom lens system according to claim 1,
wherein the zoom lens system fulfills conditional formula (5) below:
6<f1fw<9\u2003\u2003(5)
where
f1 represents a focal length of the first group; and
fw represents a focal length of the entire system at a wide-angle end.
12. The zoom lens system according to claim 1,
wherein the zoom lens system fulfills conditional formulae (6) to (8) below:
1.1<\u03b223t\u03b223w<1.5\u2003\u2003(6)
1.9<\u03b2rt\u03b2rw<2.3\u2003\u2003(7)
1.3<(\u03b223t\u03b223w)(\u03b2rt\u03b2rw)<1.7\u2003\u2003(8)
where
\u03b223t represents a composite lateral magnification of the second and third groups at a telephoto end;
\u03b223w represents a composite lateral magnification of the second and third groups at a wide-angle end;
\u03b2rt represents a composite lateral magnification of the rear groups at the telephoto end; and
\u03b2rw represents a composite lateral magnification of the rear groups at the wide-angle end.
13. The zoom lens system according to claim 1,
wherein the zoom lens system has an f number of three or less.
14. The zoom lens system according to claim 1,
wherein the zoom lens system is an interchangeable lens for a digital camera.
15. An imaging optical device comprising the zoom lens system according to claim 1 and an image sensing device for converting an optical image formed on a light receiving surface into an electrical signal,
wherein the zoom lens system is arranged such that an optical image of a subject is formed on the light receiving surface of the image sensing device.
16. A digital device comprising the imaging optical device according to claim 15 so as to additionally have at least one of a function of taking a still picture of the subject or a function of taking a moving picture of the subject.
17. The zoom lens system according to claim 5,
wherein the zoom lens system achieves camera shake correction by moving part of the fourth group perpendicularly to an optical axis.
18. The zoom lens system according to claim 8,
wherein the fourth and sixth groups move as an integral unit during zooming.
19. The zoom lens system according to claim 8,
wherein the zoom lens system achieves camera shake correction by moving the fifth group perpendicularly to an optical axis.
20. The zoom lens system according to claim 4,
wherein the zoom lens system fulfills conditional formula (5) below:
6<f1fw<9\u2003\u2003(5)
where
f1 represents a focal length of the first group; and
fw represents a focal length of the entire system at a wide-angle end.
21. The zoom lens system according to claim 4,
wherein the zoom lens system fulfills conditional formulae (6) to (8) below:
1.1<\u03b223t\u03b223w<1.5\u2003\u2003(6)
1.9<\u03b2rt\u03b2rw<2.3\u2003\u2003(7)
1.3<(\u03b223t\u03b223w)(\u03b2rt\u03b2rw)<1.7\u2003\u2003(8)
where
\u03b223t represents a composite lateral magnification of the second and third groups at a telephoto end;
\u03b223w represents a composite lateral magnification of the second and third groups at a wide-angle end;
\u03b2rt represents a composite lateral magnification of the rear groups at the telephoto end; and
\u03b2rw represents a composite lateral magnification of the rear groups at the wide-angle end.
22. The zoom lens system according to claim 4,
wherein the zoom lens system has an f number of three or less.

The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.

1. A tire chain assembly, comprising:
a chain body including a plurality of net-shaped plates connected with each other;
the chain body having a first side having a first end provided with a first snapping member and a second end provided with a second snapping member detachably engaged with the first snapping member and a second side having a first end provided with a snapping hole and a second end provided with a rotation locking mechanism detachably locked on the snapping hole; wherein
the rotation locking mechanism includes:
a connecting plate pivotally mounted on the respective net-shaped plate;
a snapping member rotatably mounted on the connecting plate;
a locking hook pivotally mounted on the snapping member and detachably locked on the snapping hole.
2. The tire chain assembly in accordance with claim 1, wherein the connecting plate of the rotation locking mechanism has a mediate portion provided with a locking post, and the snapping member of the rotation locking mechanism has a mediate portion formed with a stepped locking groove that is movable to lock the locking post of the connecting plate.
3. The tire chain assembly in accordance with claim 1, wherein the connecting plate of the rotation locking mechanism has an edge provided with an elongated stop wall, and the snapping member of the rotation locking mechanism has an edge provided with a stop portion that is movable to rest on the stop wall of the connecting plate.
4. The tire chain assembly in accordance with claim 1, wherein the connecting plate of the rotation locking mechanism has a first end pivotally mounted on the respective net-shaped plate, and the snapping member of the rotation locking mechanism has a first end pivotally mounted on a second end of the connecting plate.
5. The tire chain assembly in accordance with claim 4, wherein the first end of the snapping member is formed with a through hole and a through bore spaced from the through hole and located adjacent to a mediate portion of the snapping member.
6. The tire chain assembly in accordance with claim 5, wherein the through hole of the snapping member is located at a center of rotation of the first end of the snapping member and the second end of the connecting plate.
7. The tire chain assembly in accordance with claim 5, wherein the rotation locking mechanism further includes a driving member mounted on the snapping member for driving the snapping member to rotate relative to the connecting plate to change a distance between the connecting plate and the snapping member and a distance between the connecting plate and the locking hook.
8. The tire chain assembly in accordance with claim 7, wherein the driving member of the rotation locking mechanism has two driving posts each respectively inserted into the through hole and the through bore of the snapping member for driving the snapping member to rotate relative to the connecting plate.
9. The tire chain assembly in accordance with claim 7, wherein the snapping member is driven by the driving member to rotate toward the connecting plate to drive the locking hook to move toward the connecting plate to reduce the distance between the connecting plate and the locking hook.
10. The tire chain assembly in accordance with claim 2, wherein when the snapping member is in line with and fully hidden in the connecting plate, the locking post of the connecting plate is inserted into and locked in the locking groove of the snapping member so as to lock the locking hook of the rotation locking mechanism on the snapping hole.
11. The tire chain assembly in accordance with claim 1, wherein the locking hook of the rotation locking mechanism has a first end pivotally mounted on a second end of the snapping member and a second end detachably locked in the snapping hole.
12. The tire chain assembly in accordance with claim 1, wherein the second side of the chain body has a separated mediate portion having a first section provided with the snapping hole and a second section provided with the rotation locking mechanism.
13. The tire chain assembly in accordance with claim 1, wherein the net-shaped plates are connected with each other by a plurality of connecting members.
14. The tire chain assembly in accordance with claim 13, wherein each of the net-shaped plates includes a net body having a plurality of extension arms, and a plurality of connecting arms each having a first end pivotally connected with a respective one of the extension arms of the net body and a second end pivotally connected with a respective one of the connecting members.
15. The tire chain assembly in accordance with claim 14, wherein the snapping hole is formed in the respective connecting arm.