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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0410475 (2003-04-09) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 3 인용 특허 : 6 |
A shock absorbing tow bar for connecting between a drive trolley and a load carrying trolley of a conveyor system. The tow bar includes a pair of tubes that reciprocate relative to each other. A plunger is located within a first of the tubes and attached to a second tube. Mounted on the plunger are
1. A conveyor system comprising:a) a first drive trolley adapted to be driven about a track; b) a second load trolley that is operably driven about said track by said drive trolley; c) a shock absorbing tow bar joining said drive trolley and said load carrying trolley; said tow bar comprising: d) a
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