1. A convertible containment device comprising:
a substantially elliptical base that is flexible and that has a periphery;
a flexible lip that is a separate component from the substantially elliptical base, the flexible lip having a length side and a width side having a height dimension and the flexible lip forming an envelope,
wherein the length side of the flexible lip is approximately equal to a circumference of the substantially elliptical base, and
wherein the length side is attached approximately on the periphery of the base such that the flexible lip stands substantially vertically at a height that is approximately equal to the height dimension of the width side when the substantially elliptical base is deployed in a substantially flat and horizontal position;
wherein the flexible lip is attached to the substantially elliptical base using pleats that are approximately perpendicular to the length side of the flexible lip;
a cord, running through the envelope formed by the flexible lip, such that tightening the cord compresses the flexible lip to form a sealed bag.
2. The convertible containment device of claim 1, wherein the flexible lip is formed of thin fabric.
3. The convertible containment device of claim 1, further comprising:
a support member that is attached to the substantially elliptical base and that projects inside the envelope in a direction that is substantially perpendicular to the substantially elliptical base.
4. The convertible containment device of claim 1, further comprising:
a carrying strap having a first end and a second end, wherein the first end is attached to a top surface of the substantially elliptical base, and the second end is attached to a bottom surface of the substantially elliptical base.
5. The convertible containment device of claim 1, wherein the substantially elliptical base comprises an inner piece and an outer piece; and
wherein the inner piece is a lightweight fabric and the outer piece is a heavyweight fabric.
6. The convertible containment device of claim 1, further comprising:
a cord lock, adjustable attached to the cord.
7. The convertible containment device of claim 1, wherein the flexible lip is formed of a thin fabric that allows complete closure when the cord is tightened.
8. The convertible containment device of claim 1, further comprising:
a cord lock, adjustable attached to the cord.
9. A convertible containment device comprising:
an approximately elliptical base that is flexible and that has a periphery;
a lip that is a separate component from the approximately elliptical base, the lip having a length side and a width side having a height dimension and the lip being flexible,
wherein the length side of the lip is approximately equal to a circumference of the approximately elliptical base, and
wherein the length side is attached at the periphery of the base such that the lip stands substantially vertically at a height that is approximately equal to the height dimension of the width side when the approximately elliptical base is deployed in a substantially flat and horizontal position;
a closing means for clamping the lip after the lip has been gathered to form a bag of the convertible containment device;
wherein the lip is formed of a thin fabric that allows complete closure of the bag when the closing means is clamped.
10. The convertible containment device of claim 9, wherein the lip is pleated where attached to the approximately elliptical base.
11. The convertible containment device of claim 9, further comprising:
a support member that is attached to the approximately elliptical base and that projects to support the lip in a direction that is substantially perpendicular to the approximately elliptical base.
12. The convertible containment device of claim 9, wherein the closing means comprises:
a cord; and
a cord lock.
13. The convertible containment device of claim 9, wherein the closing means comprises:
a clamp.
14. The convertible containment device of claim 9, further comprising:
a carrying strap having a first end and a second end, wherein the first end is attached to a top surface of the approximately elliptical base, and the second end is attached to a bottom surface of the approximately elliptical base.
15. A convertible containment device comprising:
an approximately elliptical base member that is flexible and that has a periphery;
a lip member that is a separate component from the approximately elliptical base member, the lip member having a width and a length and that is flexible,
wherein the length of the lip member is approximately equal to a circumference of the approximately elliptical base member, and
wherein the lip member is attached to the base member using a plurality of pleats formed in and approximately perpendicular to the length of the lip member such that the lip member stands substantially vertically at a height approximately equal to the width of the lip member when the approximately elliptical base member is deployed in a substantially flat and horizontal position;
a closing means for clamping the lip member after the lip member has been gathered to form a bag from the convertible containment device.
16. The convertible containment device of claim 15, wherein the lip member is formed of thin fabric.
17. The convertible containment device of claim 15, further comprising:
a carrying strap having a first end and a second end, wherein the first end is attached to a top surface of the approximately elliptical base member, and the second end is attached to a bottom surface of the approximately elliptical base member.
18. The convertible containment device of claim 15, wherein the closing means comprises:
a cord; and
a cord lock.
19. The convertible containment device of claim 15, wherein the lip member is formed of a thin fabric that allows complete closure when the closing means is clamped.
20. A convertible containment device comprising:
a substantially elliptical base that is flexible and that has a periphery;
a flexible lip that is a separate component from the substantially elliptical base, the flexible lip having a length side and a width side having a height dimension and the flexible lip forming an envelope,
wherein the length side of the flexible lip is approximately equal to a circumference of the substantially elliptical base, and
wherein the length side is attached approximately on the periphery of the base such that the flexible lip stands substantially vertically at a height that is approximately equal to the height dimension of the width side when the substantially elliptical base is deployed in a substantially flat and horizontal position;
a cord, running through the envelope formed by the flexible lip, such that tightening the cord compresses the flexible lip to form a sealed bag;
wherein the flexible lip is formed of a thin fabric that allows complete closure when the cord is tightened.
21. The convertible containment device of claim 20, further comprising:
a support member that is attached to the substantially elliptical base and that projects inside the envelope in a direction that is substantially perpendicular to the substantially elliptical base.
22. The convertible containment device of claim 20, further comprising:
a carrying strap having a first end and a second end, wherein the first end is attached to a top surface of the substantially elliptical base, and the second end is attached to a bottom surface of the substantially elliptical base.
23. The convertible containment device of claim 20, wherein the substantially elliptical base comprises an inner piece and an outer piece; and
wherein the inner piece is a lightweight fabric and the outer piece is a heavyweight fabric.
24. A convertible containment device comprising:
an approximately elliptical base that is flexible and that has a periphery;
a lip that is a separate component from the approximately elliptical base, the lip having a length side and a width side having a height dimension and the lip being flexible,
wherein the length side of the lip is approximately equal to a circumference of the approximately elliptical base, and
wherein the length side is attached at the periphery of the base such that the lip stands substantially vertically at a height that is approximately equal to the height dimension of the width side when the approximately elliptical base is deployed in a substantially flat and horizontal position;
wherein the lip is attached to the approximately elliptical base using pleats that are approximately perpendicular to the length side of the lip;
a closing means for clamping the lip after the lip has been gathered to form a bag of the convertible containment device.
25. The convertible containment device of claim 24, wherein the lip is formed of fabric that is thin enough to allow complete closure when the lip is gathered to form the bag.
26. The convertible containment device of claim 24, further comprising:
a support member that is attached to the approximately elliptical base and that projects to support the lip in a direction that is substantially perpendicular to the approximately elliptical base.
27. The convertible containment device of claim 24, wherein the closing means comprises:
a cord; and
a cord lock.
28. The convertible containment device of claim 24, wherein the closing means comprises:
a clamp.
29. The convertible containment device of claim 24, further comprising:
a carrying strap having a first end and a second end, wherein the first end is attached to a top surface of the approximately elliptical base, and the second end is attached to a bottom surface of the approximately elliptical base.
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 control apparatus for a torque transmission mechanism including a first rotational shaft transmitting torque to a first wheel, a second rotational shaft transmitting torque to a second wheel, a movable member moved by an actuator for achieving one of a state where said first rotational shaft and said second rotational shaft are connected and a state where said first rotational shaft and said second rotational shaft are disconnected, and a synchronizer member synchronizing said first rotational shaft and said second rotational shaft by abutting against said movable member before said movable member connects said first rotational shaft and said second rotational shaft, said control apparatus comprising:
a sensor detecting a value related to torque acting on said second rotational shaft, and
a control unit, wherein
said control unit effects control such that an output of said actuator is increased when the torque acting on the second rotational shaft is high as compared to a case where said torque is low by increasing the output of said actuator subsequent to complete synchronization between said first rotational shaft and said second rotational shaft through said synchronizer member.
2. The control apparatus for a torque transmission mechanism according to claim 1, wherein
said value related to torque includes temperature,
said control unit effects control such that the output of said actuator is increased when a detected temperature is lower than a threshold value as compared to a case where the detected temperature is high to increase output of said actuator in the case where the torque acting on said second rotational shaft is high as compared to the case where said torque is low.
3. A control apparatus for a torque transmission mechanism including a first rotational shaft transmitting torque to a first wheel, a second rotational shaft transmitting torque to a second wheel, a movable member moved by an actuator for achieving one of a state where said first rotational shaft and said second rotational shaft are connected and a state where said first rotational shaft and said second rotational shaft are disconnected, and a synchronizer member synchronizing said first rotational shaft and said second rotational shaft by abutting against said movable member before said movable member connects said first rotational shaft and said second rotational shaft, said control apparatus comprising:
a sensor detecting a value related to torque acting on said second rotational shaft, and
a control unit, wherein
said control unit effects control such that an output of said actuator is increased when the torque acting on said second rotational shaft is high as compared to a case where said torque is low by increasing the output of said actuator by a first value before complete synchronization between said first rotational shaft and said second rotational shaft is established through said synchronizer member, and by a second value larger than said first value subsequent to complete synchronization between said first rotational shaft and said second rotational shaft.
4. The control apparatus for a torque transmission mechanism according to claim 3, wherein
said value related to torque includes temperature,
said control unit effects control such that the output of said actuator is increased when a detected temperature is lower than a threshold value as compared to a case where the detected temperature is high to increase output of said actuator in the case where the torque acting on said second rotational shaft is high as compared to the case where said torque is low.
5. A control apparatus for a torque transmission mechanism including a first rotational shaft transmitting torque to a first wheel, a second rotational shaft transmitting torque to a second wheel, a movable member moved by an actuator for achieving one of a state where said first rotational shaft and said second rotational shaft are connected and a state where said first rotational shaft and said second rotational shaft are disconnected, and a synchronizer member synchronizing said first rotational shaft and said second rotational shaft by abutting against said movable member before said movable member connects said first rotational shaft and said second rotational shaft, said control apparatus comprising:
means for detecting a value related to torque acting on said second rotational shaft, and
control means for effecting control such that an output of said actuator is increased when the torque acting on the second rotational shaft is high as compared to a case where said torque is low by increasing the output of said actuator subsequent to complete synchronization between said first rotational shaft and said second rotational shaft through said synchronizer member.
6. The control apparatus for a torque transmission mechanism according to claim 5, wherein
said value related to torque includes temperature,
said control means includes means for effecting control such that the output of said actuator is increased when a detected temperature is lower than a threshold value as compared to a case where the detected temperature is high to increase output of said actuator in the case where the torque acting on said second rotational shaft is high as compared to the case where said torque is low.
7. A control apparatus for a torque transmission mechanism including a first rotational shaft transmitting torque to a first wheel, a second rotational shaft transmitting torque to a second wheel, a movable member moved by an actuator for achieving one of a state where said first rotational shaft and said second rotational shaft are connected and a state where said first rotational shaft and said second rotational shaft are disconnected, and a synchronizer member synchronizing said first rotational shaft and said second rotational shaft by abutting against said movable member before said movable member connects said first rotational shaft and said second rotational shaft, said control apparatus comprising:
means for detecting a value related to torque acting on said second rotational shaft, and
control means for effecting control such that an output of said actuator is increased when the torque acting on said second rotational shaft is high as compared to a case where said torque is low by increasing the output of said actuator by a first value before complete synchronization between said first rotational shaft and said second rotational shaft is established through said synchronizer member, and by a second value larger than said first value subsequent to complete synchronization between said first rotational shaft and said second rotational shaft.
8. The control apparatus for a torque transmission mechanism according to claim 7, wherein
said value related to torque includes temperature,
said control means includes means for effecting control such that the output of said actuator is increased when a detected temperature is lower than a threshold value as compared to a case where the detected temperature is high to increase output of said actuator in the case where the torque acting on said second rotational shaft is high as compared to the case where said torque is low.
9. A control method for a torque transmission mechanism including a first rotational shaft transmitting torque to a first wheel, a second rotational shaft transmitting torque to a second wheel, a movable member moved by an actuator for achieving one of a state where said first rotational shaft and said second rotational shaft are connected and a state where said first rotational shaft and said second rotational shaft are disconnected, and a synchronizer member synchronizing said first rotational shaft and said second rotational shaft by abutting against said movable member before said movable member connects said first rotational shaft and said second rotational shaft, said control method comprising the steps of:
detecting a value related to torque acting on said second rotational shaft, and
effecting control such that an output of said actuator is increased when the torque acting on said second rotational shaft is high as compared to a case where said torque is low by increasing the output of said actuator subsequent to complete synchronization between said first rotational shaft and said second rotational shaft through said synchronizer member.
10. The control method for a torque transmission mechanism according to claim 9, wherein said value related to torque includes temperature,
said step of effecting control such that an output of said actuator is increased includes the step of effecting control such that the output of said actuator is increased when a detected temperature is lower than a threshold value as compared to a case where the detected temperature is high to increase output of said actuator in the case where the torque acting on said second rotational shaft is high as compared to the case where said torque is low.
11. A control method for a torque transmission mechanism including a first rotational shaft transmitting torque to a first wheel, a second rotational shaft transmitting torque to a second wheel, a movable member moved by an actuator for achieving one of a state where said first rotational shaft and said second rotational shaft are connected and a state where said first rotational shaft and said second rotational shaft are disconnected, and a synchronizer member synchronizing said first rotational shaft and said second rotational shaft by abutting against said movable member before said movable member connects said first rotational shaft and said second rotational shaft, said control method comprising the steps of:
detecting a value related to torque acting on said second rotational shaft, and
effecting control such that an output of said actuator is increased when the torque acting on said second rotational shaft is high as compared to a case where said torque is low by increasing the output of said actuator by a first value before complete synchronization between said first rotational shaft and said second rotational shaft is established through said synchronizer member, and by a second value larger than said first value subsequent to complete synchronization between said first rotational shaft and said second rotational shaft.
12. The control method for a torque transmission mechanism according to claim 11, wherein
said value related to torque includes temperature, and
said step of effecting control such that an output of said actuator is increased includes the step of effecting control such that the output of said actuator is increased when a detected temperature is lower than a threshold value as compared to a case where the detected temperature is high to increase output of said actuator in the case where the torque acting on said second rotational shaft is high as compared to the case where said torque is low.