Invention Grant
- Patent Title: Locking threaded fastener assembly
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Application No.: US16823091Application Date: 2020-03-18
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Publication No.: US12000425B2Publication Date: 2024-06-04
- Inventor: Richard J. Adams
- Applicant: Raytheon Company
- Applicant Address: US MA Waltham
- Assignee: Raytheon Company
- Current Assignee: Raytheon Company
- Current Assignee Address: US MA Tewksbury
- Agency: Schwegman Lundberg & Woessner, P.A.
- Main IPC: F16B39/10
- IPC: F16B39/10 ; F16B39/24

Abstract:
A locking fastener assembly comprising a fastener having a threaded portion, and a head having a first end and a second end axially spaced from the first end, the second end comprising a fastening surface and a locking washer recess. The locking fastener assembly further comprises a locking washer disposed at least partially within the locking washer recess, the locking washer comprising a locking tab extending in a first direction and a stop biased in a second direction opposing the first direction, wherein the locking tab is operable to lock rotation of the locking washer relative to an item being secured upon a torqueing rotation and a loosening rotation of the fastener. A locking member is supported by the fastener, and operable to interface with the stop of the locking washer upon the loosening rotation of the fastener to lock the fastener relative to the item being secured.
Public/Granted literature
- US20210293268A1 Locking Threaded Fastener Assembly Public/Granted day:2021-09-23
Information query
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