Invention Grant
- Patent Title: Drum brake spider optimized for vibration and application
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Application No.: US17155148Application Date: 2021-01-22
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Publication No.: US11542995B2Publication Date: 2023-01-03
- Inventor: Daniel E. Banks
- Applicant: Bendix Commercial Vehicle Systems LLC
- Applicant Address: US OH Elyria
- Assignee: Bendix Commercial Vehicle Systems LLC
- Current Assignee: Bendix Commercial Vehicle Systems LLC
- Current Assignee Address: US OH Elyria
- Agency: Crowell & Moring LLP
- Main IPC: F16D65/09
- IPC: F16D65/09 ; F16D65/00 ; F16D51/00

Abstract:
A one piece drum brake spider construction eliminates welds and distortion, at least relative to a typically fabricated spider, and should improve brake performance. The spider includes a main body plate having opposed flat sides, an outer perimeter, and an inner perimeter configured to receive an axle tube. Vibration control structure is preferably formed on at least one of the opposed flat sides of the main body plate, and the brake drum spider additionally includes weight minimizing features. At least the main body plate may be produced by any of a casting technique, a stamping technique, a machining technique, and an additive manufacturing technique. The invention also concerns a process of producing such a brake drum spider.
Public/Granted literature
- US20220235833A1 Drum Brake Spider Optimized for Vibration and Application Public/Granted day:2022-07-28
Information query
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