Raiser Seat
4 Assignments
0 Petitions
Accused Products
Abstract
A raiser seat for assisting a person from a sitting to a standing position is described. The seat comprises: a seat frame (4); a seat (10) supported for movement relative to the seat frame between a lowered position and a raised position; and a movement mechanism for moving the seat between the lowered and the raised positions. The movement mechanism comprises at least one cam (104) and the seat rests on the at least one cam such that rotation of the at least one cam results in movement of the seat relative to the seat frame.
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Citations
62 Claims
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1-26. -26. (canceled)
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27. A riser seat for assisting a person from a sitting position to a standing position, comprising:
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seat frame; a seat comprising upper and lower surfaces, the seat being movable between first and second positions; and a cam arm pivotably mounted with respect to the seat frame and having a camming surface movably engaged with the seat and configured to move the seat between the first and second positions, wherein the camming surface moves tangentially relative to the lower surface of the seat when the seat is moved between the first and second positions. - View Dependent Claims (28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46)
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47. A riser seat for assisting a person from a sitting position to a standing position, comprising:
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a seat frame; a seat comprising upper and lower surfaces, the seat being movable between first and second positions; first and second cam arms pivotably mounted with respect to the seat frame, each of the first and second cam arms having a camming surface movably engaged with the seat wherein the camming surface moves tangentially relative to the lower surface of the seat when the seat is moved between the first and second positions; and first and second linear actuators coupled to the seat frame, wherein each of the first and the second linear actuators engage the seat at a front end of the seat; wherein coordinated movement of the first and the second cam arms and the first and the second linear actuators moves the seat between the first and second positions. - View Dependent Claims (48, 49, 50, 51, 52, 53, 54)
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55. A riser seat for assisting a person from a sitting position to a standing position, comprising:
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a seat frame; a seat comprising upper and lower surfaces, the seat being movable between first and second positions; and first, second, third, and fourth cam arms pivotably mounted with respect to the seat frame, each of the first, second, third, and fourth cam arms having a camming surface movably engaged with the seat wherein each of the camming surfaces move tangentially relative to the lower surface of the seat when the seat is moved between the first and second positions; wherein coordinated movement of the first, second, third, and fourth cam arms moves the seat between the first and second positions. - View Dependent Claims (56, 57, 58, 59, 60, 61)
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62. An adjustable position riser seat comprising:
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a seat frame; a seat comprising upper and lower surfaces, the seat being movable between first and second positions; and a cam arm pivotably mounted with respect to the seat frame and having a camming surface movably engaged with the seat and configured to move the seat between the first and second positions, wherein the camming surface moves tangentially relative to the lower surface of the seat when the seat is moved between the first and second positions.
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Specification