发明授权
- 专利标题： Hold-down means for underfloor access housing
- 专利标题（中）： 用于下部充电器的保持装置
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申请号： US3676568D申请日： 1971-07-09
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公开(公告)号： US3676568A公开(公告)日： 1972-07-11
- 发明人: FORK FRANK W
- 申请人： ROBERTSON CO H H
- 专利权人： Robertson Co H H
- 当前专利权人： Robertson Co H H
- 优先权： US16122171 1971-07-09
- 主分类号： E04B5/00
- IPC分类号： E04B5/00 ; E04B5/48 ; F16B2/00 ; H02G3/00 ; H02G3/04 ; H02G3/08
摘要：
An underfloor access housing adapted for use with electrical raceway units of the type normally placed in building floors. The access housing spans the distance between adjacent cells and overlies the crests thereof. Separate hold-down means are provided for quickly connecting the access housing to the raceway unit.
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