发明授权
- 专利标题: Spring feeding device
- 专利标题(中): 弹簧送料装置
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申请号: US266566申请日: 1981-05-22
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公开(公告)号: US4411561A公开(公告)日: 1983-10-25
- 发明人: John T. Carnahan
- 申请人: John T. Carnahan
- 申请人地址: MO St. Louis
- 专利权人: Emerson Electric Company
- 当前专利权人: Emerson Electric Company
- 当前专利权人地址: MO St. Louis
- 主分类号: B65G47/14
- IPC分类号: B65G47/14 ; B65G51/02
摘要:
A device for supplying helical wire compression springs in sequence to an output conduit includes a casing defining a spring supply chamber therein for receiving a plurality of helical wire compression springs of a first diameter. A delivery tube is mounted on top of the casing and defines a spring outlet opening of a diameter slightly larger than the first diameter. The delivery tube communicates, through the spring outlet opening, between the chamber and the output conduit. An agitator, including an air inlet communicating with the bottom of the chamber, supplies air under pressure to the chamber such that springs in the chamber are agitated, and pass out of the chamber through the delivery tube and into the output conduit. A shedder piston surrounds the spring outlet opening of the delivery tube, and moves with respect thereto so as to dislodge springs entangled within or blocking the spring outlet opening.
公开/授权文献
- US5650732A Semiconductor device test system 公开/授权日:1997-07-22
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