Time delay assembly
US4191096A · kind A · utility
9Cited by
7References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 28, 1977 |
| Grant date | Mar 4, 1980 |
| Priority date | — |
| Expiry date | Nov 28, 1997 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02M1/14
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A time delay device for delaying movement in one direction and permitting relatively free movement in the opposite direction wherein alternate plate members and wall members in a housing are coated with a viscous grease and the plate members are rotated through a shaft connected by a one-way clutch to the control member whose motion is to be delayed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.