发明名称 |
Home exercise gym |
摘要 |
A hydraulic shock absorber has an adjustable connection to the exercise lever to provide variable resistive forces to exercise, and alternately the shock can be mounted to the exercise lever as a dead weight and a pulley-cord system added, so that a multiplicity of exercises can be performed with the same basic unit.
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申请公布号 |
US4275882(A) |
申请公布日期 |
1981.06.30 |
申请号 |
US19800134720 |
申请日期 |
1980.03.27 |
申请人 |
AMF INCORPORATED |
发明人 |
GROSSER, RICHARD W.;LONG, SR., VIRGIL L. |
分类号 |
A63B21/00;A63B21/008;A63B21/16;(IPC1-7):A63B21/08;A63B23/02 |
主分类号 |
A63B21/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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