Pivoting joint
US5799371A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | May 20, 1997 |
| Grant date | Sep 1, 1998 |
| Priority date | — |
| Expiry date | May 20, 2017 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C11/10
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A pivoting joint connected between a first part and a second part of an instrument, permitting the first part to be turned relative to the second part and retained at one of a series of angular positions, including a first coupling member with a ratchet fastened to the first part of the instrument, a shaft mounted in an axle hole in the second part of the instrument, a sleeve and a spring holder mounted around the shaft within the axle hole of the second part of the instrument and forced by spring means to hold down the shaft, and a second coupling member fixedly mounted on the shaft and having a ratchet meshed with the ratchet of the first coupling member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.