Invention Grant
- Patent Title: Spring applied brake and drive axle assembly
- Patent Title (中): 弹簧制动和驱动桥总成
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Application No.: US12388713Application Date: 2009-02-19
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Publication No.: US08028788B2Publication Date: 2011-10-04
- Inventor: Edmund Stilwell , Duane C. Richards
- Applicant: Edmund Stilwell , Duane C. Richards
- Applicant Address: US OR Portland
- Assignee: NMHG Oregon, LLC
- Current Assignee: NMHG Oregon, LLC
- Current Assignee Address: US OR Portland
- Agency: Stolowitz Ford Cowger LLP
- Main IPC: B60K17/00
- IPC: B60K17/00 ; B60T13/22

Abstract:
A brake assembly includes a piston housing, a piston moveably arranged within the piston housing, and a bearing cover mounted to the piston housing. A spring assembly is located between the piston and the bearing cover, wherein mounting the bearing cover to the piston housing compresses the spring assembly to achieve an initial spring force. The initial spring force of the spring assembly causes the piston to act against a vehicle brake when the brake assembly is mounted to a vehicle axle that passes through the spring assembly.
Public/Granted literature
- US20100206655A1 SPRING APPLIED BRAKE AND DRIVE AXLE ASSEMBLY Public/Granted day:2010-08-19
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