发明名称 |
Adjustable backrest |
摘要 |
A tiltable chair including a housing, a back support pivotally attached to the housing about a first horizontal axis and a seat support pivotally attached to the housing about a second horizontal axis. A leaf spring includes a first end engaging the housing and a second end biasing the back support and seat support in an upward direction. A fulcrum member is moveably supported in the housing and engages a bottom surface of the spring intermediate the first and second ends of the spring. The chair also include an adjustable backrest and armrests slideably mounted on the back support, and a seat slideably mounted on the seat support. A tilt limiter is provided to limit the rearward tilting of the chair. A selector member includes indicia that indicates the setting of the tilt limiter so as to apprise the user of maximum available rearward tilt position of the chair.
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申请公布号 |
US2002195856(A1) |
申请公布日期 |
2002.12.26 |
申请号 |
US20020140440 |
申请日期 |
2002.05.06 |
申请人 |
CARUSO JEROME C.;CARUSO STEVEN J.;GEZON BRUCE R.;GIERZ MARC A.;NYENHUIS JACK R. |
发明人 |
CARUSO JEROME C.;CARUSO STEVEN J.;GEZON BRUCE R.;GIERZ MARC A.;NYENHUIS JACK R. |
分类号 |
A47C1/03;A47C1/032;A47C3/026;A47C7/40;(IPC1-7):A47C1/032 |
主分类号 |
A47C1/03 |
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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