Rod and retainer bushing
US4750886A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 4, 1987 |
| Grant date | Jun 14, 1988 |
| Priority date | — |
| Expiry date | Nov 4, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/32967
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A retainer bushing for securing a linkage rod to an apertured workpiece includes a head with a stepped shank portion extending therefrom with the shank having a relatively wide slot on one side thereof and the head and shank having a narrow slot extending axially therethrough diametrically opposite the wide slot forming a push-in type fastener. The retainer bushing is provided with an axial stepped defining a raised retainer bead in the shank portion having opposed inclined cam ramp surfaces on either side thereof. The linkage rod having at least at one end thereof a rod arm portion provided with a chamfered free end surface and, axially spaced from the chamfered free end, it is provided with an annular groove formed complementary to the retainer bead in the retainer bushing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.