Invention Grant
- Patent Title: Twin bushing track chain cartridge
- Patent Title (中): 双衬套轨道链条筒
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Application No.: US14243176Application Date: 2014-04-02
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Publication No.: US09457852B2Publication Date: 2016-10-04
- Inventor: Eric Johannsen , Roger Recker , Jason Sebright , Mark S. Diekevers
- Applicant: Caterpillar Inc.
- Applicant Address: US IL Peoria
- Assignee: Caterpillar Inc.
- Current Assignee: Caterpillar Inc.
- Current Assignee Address: US IL Peoria
- Main IPC: B62D55/21
- IPC: B62D55/21 ; B62D55/088 ; B62D55/092

Abstract:
A cartridge assembly for a track chain is disclosed. The cartridge assembly includes a pin that has a lubricant channel therein. The pin is accommodated in an inner bushing that also has a channel extending therethrough for accommodating the pin. The pin extends beyond either end of the inner bushing. The pin and inner bushing are partially disposed in an outer bushing that also has a channel for accommodating the pin in inner bushing. The ends of the inner bushing and pin extend beyond the ends of the outer bushing. First and second inserts are disposed at either end of the inner bushing. The first and second inserts are disposed between the outer bushing and a pair of opposing collars which are disposed on the ends of the pin beyond the inserts and beyond the ends of the inner bushing. The inserts and collars each include seals. The seals of the collars are supported by one or more thrust rings as opposed to the inserts or partially by the inserts.
Public/Granted literature
- US20140210254A1 TWIN BUSHING TRACK CHAIN CARTRIDGE Public/Granted day:2014-07-31
Information query
IPC分类: