Invention Application
- Patent Title: MULTI-PIECE FASTENERS, FASTENING COLLAR INSTALLATION APPARATUS, AND METHODS OF FASTENING
-
Application No.: US17754026Application Date: 2019-11-06
-
Publication No.: US20220397145A1Publication Date: 2022-12-15
- Inventor: Robert B. Wilcox , Thomas R. Kingsbury
- Applicant: Howmet Aerospace Inc.
- Applicant Address: US PA Pittsburgh
- Assignee: Howmet Aerospace Inc.
- Current Assignee: Howmet Aerospace Inc.
- Current Assignee Address: US PA Pittsburgh
- International Application: PCT/US2019/060082 WO 20191106
- Main IPC: F16B19/05
- IPC: F16B19/05 ; F16B5/04

Abstract:
Multi-piece fasteners, fastening collar installation apparatus, and methods of fastening are provided. The multi-piece fastener comprises a fastening collar and a pin. The fastening collar comprises a first collar end, a second collar end, and a collar cavity. The collar cavity extends from the first collar end to the second collar end. The pin is configured to be at least partially received by the collar cavity. The pin comprises a first pin end comprising a head portion, a second pin end comprising a pull region, and a shank. The pull region is generally cylindrical and smooth and is configured to form at least one of an annular shoulder, a groove, a thread, and other feature responsive to forcible contact from a fastening collar installation apparatus. The shank extends intermediate the first pin end and the second pin end. The fastening collar is configured to be deformed onto the shank.
Information query