Exercise assisting machine
First Claim
1. An exercise assisting instrument for assisting knee-bending exercise of a user comprising:
- a base;
a pair of supporting columns spaced apart and standing vertically in parallel supported on the base;
a chair adapted to support a user'"'"'s buttocks, the chair movable along an upright path between a downward position wherein a user may be seated thereon in a sitting posture and an upward position to assist the user to a standing posture; and
a lifting device mounted to the supporting columns and to the chair and having a pair of lifting arms which are operated by the user for moving the chair upward and downward as the user does knee-bending exercises by moving between a downward sitting posture and an upward standing posture, wherein said lifting device comprisesa respective one of the lifting arms having one end to be manipulated by a user and its other moving end operatively coupled to a respective one of a pair of sliding members slidable in a respective one of a pair of sliding slots formed in a respective one of the supporting columns for movement between downward and upward positions thereon,a lifting mechanism coupled to the other end of the lifting arm and the sliding member for upwardly biasing said sliding member in its sliding movement between the upward and downward positions upon operation of the lifting arm by the user, anda lifting member supported on the sliding member and coupled to the chair for moving the chair upward and downward in conjunction with operation of the lifting arm by the user so as to position the chair for supporting a user'"'"'s body thereon near the buttocks of the user, which chair moves upward and downward together with the user doing the knee bending exercise, whereby the user doing the knee-bending exercise may be supported on the chair any time, accordingly the user may do the knee-bending exercise safely.
1 Assignment
0 Petitions
Accused Products
Abstract
An exercise assisting instrument assists the user'"'"'s knee-bending exercise, and lightens a burden and maintains safety of the user. It has a base 10, supporting columns 20, lifting mechanisms 30 consisting of lifting arms, lever arms 40, and a chair 50. A three-member linkage system is formed by the supporting columns 20 and the lifting mechanisms 30, so that the chair 50 may move upward and downward. Further, it is equipped with an upward movement assisting device 33, which provides a force in the raising direction to the hinge point 30a of the lifting arms, so that stand-up movement of the user is assisted and lightening the user'"'"'s burden is possible. Moreover, a locking device 11 and a stopper 13 are equipped, so the user'"'"'s safety may be improved.
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Citations
18 Claims
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1. An exercise assisting instrument for assisting knee-bending exercise of a user comprising:
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a base; a pair of supporting columns spaced apart and standing vertically in parallel supported on the base; a chair adapted to support a user'"'"'s buttocks, the chair movable along an upright path between a downward position wherein a user may be seated thereon in a sitting posture and an upward position to assist the user to a standing posture; and a lifting device mounted to the supporting columns and to the chair and having a pair of lifting arms which are operated by the user for moving the chair upward and downward as the user does knee-bending exercises by moving between a downward sitting posture and an upward standing posture, wherein said lifting device comprises a respective one of the lifting arms having one end to be manipulated by a user and its other moving end operatively coupled to a respective one of a pair of sliding members slidable in a respective one of a pair of sliding slots formed in a respective one of the supporting columns for movement between downward and upward positions thereon, a lifting mechanism coupled to the other end of the lifting arm and the sliding member for upwardly biasing said sliding member in its sliding movement between the upward and downward positions upon operation of the lifting arm by the user, and a lifting member supported on the sliding member and coupled to the chair for moving the chair upward and downward in conjunction with operation of the lifting arm by the user so as to position the chair for supporting a user'"'"'s body thereon near the buttocks of the user, which chair moves upward and downward together with the user doing the knee bending exercise, whereby the user doing the knee-bending exercise may be supported on the chair any time, accordingly the user may do the knee-bending exercise safely. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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Specification