Step-rotating device
US6789976B2 · kind B2 · utility
11Cited by
11References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 6, 2002 |
| Grant date | Sep 14, 2004 |
| Priority date | — |
| Expiry date | Sep 21, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/32262
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A step-rotating device for rotatably connecting a first member and a second member. The step-rotating device includes a gasket movably connected to the first member and having a first surface with a hole, a base fixed on the second member and having a second surface, facing the first surface, with a shaft rotatably inserted into the hole and a plurality of annularly arranged recesses, and a plurality of rollers disposed between the gasket and the base.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.