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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0540042 (1990-06-18) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 25 인용 특허 : 0 |
An endless track chain is provided with a rotatable sleeve that is mounted about the track bushing to provide the track with longer external bushing life. The rotatable sleeve is sealed and lubricated, as is the standard track joint. However, each is separate from the other with its own supply of lu
A track hinge joint for articulately, coupling a pair of outboard link ends of a one set of links of an endless track chain to a pair of inboard link ends of an adjoining set of links of said track chain, said joint comprising: a pin non-rotatably secured to said outboard link ends; a bushing rotata
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