Invention Grant
- Patent Title: Spring washer compression limiter
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Application No.: US16282987Application Date: 2019-02-22
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Publication No.: US10982708B2Publication Date: 2021-04-20
- Inventor: Michael A. Karram , Terrence J. Christensen
- Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Applicant Address: US MI Detroit
- Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Current Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Current Assignee Address: US MI Detroit
- Agency: Lorenz & Kopf, LLP
- Main IPC: F16B43/00
- IPC: F16B43/00 ; F16B39/24

Abstract:
A limiting spring washer includes a main body portion and a side portion, which may be a frustoconical, extending from the main body portion. The main body portion defines a washer aperture therethrough. The main body portion is thicker than the side portion. A bolt assembly includes a part defining a part aperture therethrough. A limiter is disposed within the part aperture. A bolt is configured to attach the part to an item. In the bolt assembly, the limiting spring washer is disposed in contact with the limiter, the bolt, and the part. The bolt is configured to apply a total load, a first portion of the total load being absorbed by the part, and a second portion of the total load being absorbed by the limiter.
Public/Granted literature
- US20200271152A1 Spring Washer Compression Limiter Public/Granted day:2020-08-27
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