All The Claims

1. A method of releasably and refastenably connecting two substantially laid flat parts of a diaper blank prior to wearing of a pants-type diaper, the method comprising the steps of:
providing a diaper blank, wherein the diaper blank has a waist part, wherein the waist part comprises a front side part and a rear side part, wherein the front and rear side parts are substantially flat;
forming a pants-type diaper during a manufacturing process by providing a releasable and refastenable fastener element having a first laid flat piece releasably and refastenably connected to a second laid flat piece;
while the first laid flat piece is directly connected to the second laid flat piece, and during the manufacturing process, securing the first laid flat piece of the fastener element in a substantially permanent manner to an area in one of the front or rear side parts, which front or rear side part is not a part of any seams existing in the waist part prior to securing of the fastener element, wherein only shear forces are exerted between the fastener element pieces during wearing of the pants-type diaper;
while the first laid flat piece is directly connected to the second laid flat piece, and during the manufacturing process, securing the second laid flat piece of the fastener element in a substantially permanent manner to an area in the other of the front or rear side part, which front or rear side part is not a part of any seams existing in the waist part prior to securing of the fastener element, wherein only shear forces are exerted between the fastener element and the front or rear side part of the of the diaper blank during wearing of the pants diaper; and
after securing the first and second laid flat pieces, separating the diaper blank from a web of mutually joined blanks.
2. The method according to claim 1, wherein the waist part has an inside surface and an outside surface, the method comprising placing the first and second laid flat piece directly on or to the inside of the inside surface.
3. The method according to claim 2, wherein the first and second laid flat pieces are releasably and refastenably connected by a fastening means.
4. The method of claim 3, wherein the fastening means comprise buttons and buttonholes.
5. The method of claim 3, wherein the fastening means comprise hooks and eyes.
6. The method of claim 3, wherein the fastening means comprise beads and grooves.
7. The method of claim 3, wherein the fastening means comprise male and female parts of a self-fastening tape.
8. The method of claim 3, wherein the fastening means comprise an adhesive coating.
9. The method of claim 3, wherein the fastening means comprise projections and cooperating through-openings.
10. The method of claim 3, wherein the front and rear side parts each have a side edge and a waist edge, the waist edges adapted to extend along a waist of a user, wherein the fastener element is secured such that the side edge of the front side part and the side edge of the rear side part are disposed edge adjacent to edge without overlapping.
11. The method of claim 1, wherein the first laid flat piece of the fastener element is secured directly to one of the front or rear side parts.
12. The method of claim 1, wherein the second laid flat piece of the fastener element is secured directly to one of the front or rear side parts.
13. The method according to claim 1, the method further comprising conveying the pants-type diaper to a packaging station.
14. A method of forming a pants-type diaper, the method comprising the steps of:
providing a web of mutually joined diaper blank, wherein each diaper blank has a waist part, wherein the waist part comprises a front side part and a rear side part, wherein the front and rear side parts are substantially flat;
forming a pants-type diaper during a manufacturing process by providing a releasable and refastenable fastener element having a first laid flat piece releasably and refastenably connected to a second laid flat piece;
while the first laid flat piece is directly connected to the second laid flat piece, and during the manufacturing process, securing the first laid flat piece of the fastener element in a substantially permanent manner to an area in one of the front or rear side parts, which front or rear side part is not a part of any seams existing in the waist part prior to securing of the fastener element, wherein only shear forces are exerted between the fastener element and the front or rear side part of the diaper blank during wearing of the pants diaper;
while the first laid flat piece is directly connected to the second laid flat piece, and during the manufacturing process, securing the second laid flat piece of the fastener element in a substantially permanent manner to an area in the other of the front or rear side part, which front or rear side part is not a part of any seams existing in the waist part prior to securing of the fastener element, wherein only shear forces are exerted between the fastener element and the front or rear side part of the of the diaper blank during wearing of the pants diaper,
separating the diaper blank with the releasable and refastenable fastener element from the web of mutually joined blanks; and
conveying the pants-type diaper to a packaging station.
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 seal assembly disposed within an annular recess of a cylindrical chamber for receiving a plunger comprising:
a main seal having an axis, a forward side, and a rearward side;
a back-up seal in abutment with the rearward side of the main seal, the back-up seal having inner and outer diameter cylindrical surfaces;
the back-up seal being of a material harder than a material of the main seal and being expansible in radial width between the inner and outer diameter cylindrical surfaces in response to an axially directed rearward force; and
at least one extrusion recess on a forward side of the back-up seal for receiving an extruded portion of the rearward side of the main seal during a forward stroke of the pump plunger.
2. The seal assembly of claim 1, wherein the back-up seal comprises:
a rearward wedge ring and a forward wedge ring each of the wedge rings having a cylindrical surface;
wherein the rearward wedge ring and the forward wedge ring each have a mating angled surface configured to slide against one another to increase their combined radial width relative to an axis of the cylinder chamber during operation of the pump.
3. The seal assembly of claim 2, wherein the rearward wedge ring has an angled surface in the range of from about 20 degrees to about 85 degrees relative to an axis perpendicular to the longitudinal axis of the annular recess.
4. The seal assembly of claim 2, wherein the forward wedge ring has an angled surface in the range of from about 20 degrees to about 85 degrees relative to an axis perpendicular to the longitudinal axis of the annular recess.
5. The seal assembly of claim 2, wherein the rearward wedge ring has an angled surface in the range of from about 20 degrees to about 85 degrees relative to an axis perpendicular to the longitudinal axis of the plunger.
6. The seal assembly of claim 2, wherein the forward wedge ring has an angled surface in the range of from about 20 degrees to about 85 degrees relative to an axis perpendicular to the longitudinal axis of the plunger.
7. The seal assembly of claim 2, wherein the at least one extrusion recess is at an intersection of the rearward and forward wedge rings.
8. The seal assembly of claim 2, wherein the extrusion recess extends a selected distance rearward from the forward edge of the cylindrical surface of at least one of the wedge rings, defining a forward facing step at a rearward end of the extrusion recess.
9. The seal assembly of claim 2, wherein the extrusion recess has an entrance substantially at an intersection of the angled surface with the cylindrical surface of at least one of the wedge rings.
10. The seal assembly of claim 2, wherein:
the forward wedge ring has a forward facing convex surface adjacent to and in contact with a rearward facing concave surface of the main seal; and
the extrusion recess is positioned at a rearward end of the convex surface portion.
11. The seal assembly of claim 2, wherein the at least one extrusion recess comprises two extrusion recesses, each located at a forward edge of one of the cylindrical surfaces.
12. The seal assembly of claim 2, wherein the extrusion recess has an entrance substantially at an intersection of the inclined surface with the cylindrical surface of at least one of the wedge rings.
13. A reciprocating pump assembly comprising:
a pump housing defining a pump cavity in an interior of the housing and a cylinder chamber extending from an exterior of the pump housing to the pump cavity;
a plunger disposed at least partially within the cylinder chamber and configured to reciprocate into and out of the pump cavity in rearward and forward directions between suction and discharge strokes, respectively;
an annular recess formed in the cylinder chamber and positioned between an exterior of the pump housing and the pump cavity;
a seal assembly having a main seal in abutment with a wedge-type seal disposed within the recess, the seal assembly configured to seal the plunger to the cylinder chamber;
wherein the wedge-type seal comprises a rearward wedge ring and a forward wedge ring each of the wedge rings having a cylindrical surface;
wherein the rearward wedge ring and the forward wedge ring have mating angled surfaces configured to slide against one another to increase their combined radial width relative to an axis of the cylinder chamber during a discharge stroke;
at least one extrusion recess formed on at least one of the wedge rings; and
wherein during the discharge stroke of the plunger a rearward portion of the main seal extrudes into the extrusion recess.
14. The pump assembly of claim 13, wherein the at least one extrusion recess is on a forward edge of the cylindrical surface.
15. The pump assembly of claim 13, wherein the rearward wedge ring has an angled surface in the range of from about 20 degrees to about 85 degrees relative to an axis perpendicular to the longitudinal axis of the annular recess.
16. The pump assembly of claim 13, wherein the forward wedge ring has an angled surface in the range of from about 20 degrees to about 85 degrees relative to an axis perpendicular to the longitudinal axis of the annular recess.
17. The pump assembly of claim 13, wherein the rearward wedge ring has an angled surface in the range of from about 20 degrees to about 85 degrees relative to an axis perpendicular to the longitudinal axis of the plunger.
18. The pump assembly of claim 13, wherein the forward wedge ring has an angled surface in the range of from about 20 degrees to about 85 degrees relative to an axis perpendicular to the longitudinal axis of the plunger.
19. The pump assembly of claim 13, wherein the at least one extrusion recess is at an intersection of the rearward and forward wedge rings.
20. The pump assembly of claim 14, wherein the extrusion recess extends a selected distance rearward from the forward edge of the cylindrical surface of at least one of the wedge rings, defining a forward facing step at a rearward end of the extrusion recess.
21. The pump assembly of claim 13, wherein during the discharge stroke, one of the cylindrical surfaces is in contact with the plunger and the other is in contact with the annular recess in the cylindrical chamber.
22. The pump assembly of claim 13, wherein the extrusion recess has an entrance substantially at an intersection of the angled surface with the cylindrical surface of at least one of the wedge rings.
23. The pump assembly of claim 13, wherein:
an inner one of the cylindrical surfaces is in sliding engagement with the plunger; and
the extrusion recess is located on the cylindrical surface of the inner one of the cylindrical surfaces.
24. The pump assembly of claim 13, wherein the at least one extrusion recess comprises two extrusion recesses, each located at a forward edge of one of the cylindrical surfaces.
25. The pump assembly of claim 13, wherein:
the forward wedge ring has a forward facing convex surface adjacent to and in contact with a rearward facing concave surface of the main seal; and
the extrusion recess is positioned at a rearward end of the convex surface portion.
26. The pump assembly of claim 13, wherein the extrusion recess has an entrance substantially at an intersection of the angled surface with the cylindrical surface of at least one of the wedge rings.
27. The pump assembly of claim 13, wherein the main seal is formed of a material that is softer than the material of the wedge ring.
28. A method for sealing a plunger to a pump housing within a reciprocating pump assembly, the method comprising:
(a) providing a seal assembly having a main seal and a back-up seal, the back-up seal being of a material harder than a material of the main seal and being expansible in radial width between inner and outer diameter cylindrical surfaces in response to an axially directed rearward force, and at least one extrusion recess for receiving an extruded portion of the rearward side of the main seal during a forward stroke of the pump plunger;
(b) positioning the seal assembly within a recess of a cylinder chamber that extends between an exterior of the pump housing and a pump cavity;
(c) inserting a plunger into the cylinder chamber so that an exterior diameter of the plunger contacts the seal assembly;
(d) reciprocating the plunger into and out of the pump cavity through the cylinder chamber; and
(e) as the plunger moves forward relative to the seal assembly, expanding a radial width of the back-up seal and extruding a portion of the main seal into the extrusion recess of the back-up seal.
29. The method of claim 28, wherein step (a) further comprises the extrusion recess is on a forward side of the back-up seal at an intersection of the forward side with one of the cylindrical surfaces and extending the extrusion recess a selected distance rearward from the forward edge of the cylindrical surface of at least one of the wedge rings to define a forward facing step at a rearward end of the extrusion recess.
30. The method of claim 28, wherein step (e) comprises contacting the plunger with one of the cylindrical surfaces of the back-up seal and contacting the annular recess in the cylindrical chamber with the other cylindrical surface of the back-up seal.
31. The method of claim 28, wherein an inner one of the cylindrical surfaces is in sliding engagement with the plunger, and step (a) further comprises locating the extrusion recess on the cylindrical surface of the inner one of the cylindrical surfaces.
32. The method of claim 28, wherein the at least one extrusion recess comprises two extrusion recesses and step (a) comprises locating each extrusion recess at a forward edge of one of the cylindrical surfaces.
33. The method of claim 28, wherein the at least one extrusion recess is at an intersection of the rearward and forward wedge rings.

1. An overrunning coupling assembly having improved shift feel andor noise reduction, the assembly comprising:
a planar first member rotatable about a first axis and having an inside first surface extending generally normal to the first axis, the first member having at least one recess formed in the first surface;
a planar second member rotatable about the first axis and having an inside second surface extending generally normal to the first axis and disposed closely adjacent to the first surface, the second surface having at least one notch formed therein;
at least one key received and retained in the at least one recess, the at least one key being movable between a notch-engaging, locked position in which torque transfer is permitted between the first and second members in a first direction about the first axis and a disengaged position in which the first and second members are permitted to free-wheel relative to each other in a second direction opposite the first direction; and
a compliant retaining device to retain the members together and absorb axial impact loads, the retaining device being less compliant in the locked position than in the disengaged position to decrease axial force at time of axial impact and improve shift feel andor noise reduction.
2. The assembly as claimed in claim 1 further comprising an annular groove formed in one of the members wherein the retaining device includes a deflectable annular ring received and retained in the annular groove.
3. The assembly as claimed in claim 2, wherein the annular ring includes a wave spring for biasing one of the members in the disengaged position to provide proper free-wheeling axial clearance between the inside surfaces.
4. The assembly as claimed in claim 3 wherein the annular groove has a width sufficient to allow the wave spring to deflect within the groove under axial load.
5. The assembly as claimed in claim 2, wherein the annular ring includes a stepped weir plate having inside and outside diameters and wherein the weir plate absorbs axial impact loads by deflecting axially especially at its inside diameter.
6. The assembly as claimed in claim 1 further comprising at least one biasing member carried by the first member and urging the at least one key toward the second surface.
7. The assembly as claimed in claim 1, wherein the first member includes a pocket plate.
8. The assembly as claimed in claim 1, wherein the second member includes a notch plate.
9. An overrunning coupling assembly having improved shift feel andor noise reduction, the assembly comprising:
a planar first member rotatable about a first axis and having an inside first surface extending generally normal to the first axis, the first member having a plurality of recesses formed in the first surface;
a planar second member rotatable about the first axis and having an inside second surface extending generally normal to the first axis and disposed closely adjacent to the first surface, the second surface having a plurality of notches formed therein;
a plurality of keys received and retained in their respective recesses, the keys being movable between a notch-engaging, locked position in which torque transfer is permitted between the first and second members in a first direction about the first axis and a disengaged position in which the first and second members are permitted to free-wheel relative to each other in a second direction opposite the first direction; and
a compliant retaining device to retain the members together and absorb axial impact loads, the retaining device being less compliant in the locked position than in the disengaged position to decrease axial force at time of axial impact and improve shift feel andor noise reduction.
10. The assembly as claimed in claim 9 further comprising an annular groove formed in one of the members wherein the retaining device includes a deflectable annular ring received and retained in the annular groove.
11. The assembly as claimed in claim 10, wherein the annular ring includes a wave spring for biasing one of the members in the disengaged position to provide proper free-wheeling axial clearance between the inside surfaces.
12. The assembly as claimed in claim 11 wherein the annular groove has a width sufficient to allow the wave spring to deflect within the groove under axial load.
13. The assembly as claimed in claim 10, wherein the annular ring includes a stepped weir plate having inside and outside diameters and wherein the weir plate absorbs axial impact loads by deflecting axially especially at its inside diameter.
14. The assembly as claimed in claim 9, wherein the first member includes a pocket plate.
15. The assembly as claimed in claim 9, wherein the second member includes a notch plate.
16. An overrunning coupling assembly having improved shift feel andor noise reduction, the assembly comprising:
a planar first member rotatable about a first axis and having an inside first surface extending generally normal to the first axis, the first member having a plurality of recesses formed in the first surface;
a planar second member rotatable about the first axis and having an inside second surface extending generally normal to the first axis and disposed closely adjacent to the first surface, the second surface having a plurality of notches formed therein;
a plurality of keys received and retained in their respective recesses, the keys being movable between a notch-engaging, locked position in which torque transfer is permitted between the first and second members in a first direction about the first axis and a disengaged position in which the first and second members are permitted to free-wheel relative to each other in a second direction opposite the first direction;
a plurality of biasing members carried by the first member and urging their respective keys toward the second surface; and
a compliant retaining device to retain the first and second members together and absorb axial impact loads, the retaining device being less compliant in the locked position than in the disengaged position to decrease axial force at time of axial impact and improve shift feel andor noise reduction.
17. The assembly as claimed in claim 16 further comprising an annular groove formed in one of the members wherein the retaining device includes a deflectable annular ring received and retained in the annular groove.
18. The assembly as claimed in claim 17, wherein the annular ring includes a wave spring for biasing one of the members in the disengaged position to provide proper free-wheeling axial clearance between the inside surfaces.
19. The assembly as claimed in claim 18, wherein the annular groove has a width sufficient to allow the wave spring to deflect within the groove under axial load.
20. The assembly as claimed in claim 17, wherein the annular ring includes a stepped weir plate having inside and outside diameters and wherein the weir plate absorbs axial impact loads by deflecting axially especially at its inside diameter.

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 mounting system for a winch, said mounting system comprising:
a mounting plate having a first end and a second end,
a flex plate made from a flexible material,
said flex plate having a first end and a second end,
said second end of said flex plate is attached to said mounting plate, and
said first end of said flex plate is free of said mounting plate,
whereby said flex plate can flex with respect to said mounting plate,
a guide plate having a first end and a second end,
said second end of said guide plate being mounted to said first end of said mounting plate by a hinged connection,
whereby said guide plate can pivot with respect to said mounting plate,
a cable guide securely attached to said fast end of said guide plate, means for securely attaching said second end of said mounting plate to a fixed object, and
a cable drum mounted adjacent said support plate and said flex plate,
said cable drum resting on said first end of said flex plate.
2. The mounting system of claim 1, wherein said winch is electrically powered.
3. The mounting system of claim 1, wherein said means for attaching said second end of said mounting plate to said fixed object is a shackle.
4. The mounting system of claim 1, wherein said guide plate can pivot with respect to said mounting plate from an angle of approximately 90 degrees to an angle such that the desired orientation is achieved during operation, and
said angles being measured from a plane of said mounting plate relative to a plane of said guide plate.
5. The mounting system of claim 1, wherein said flex plate is made from high tension flexible steel.
6. The mounting system of claim 1, wherein said winch is attached to said mounting plate by means of a plurality of bolts.
7. The mounting system of claim 1, wherein said means for attaching said second end of said mounting plate to said mounting plate is a plurality of bolts.