Bladder-type accumulator with movable cup-shaped sensor
US4907621A · kind A · utility
4Cited by
9References
11Claims
0Family size
Inventors
Key dates
| Filing date | Nov 17, 1988 |
| Grant date | Mar 13, 1990 |
| Priority date | — |
| Expiry date | Nov 17, 2008 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF15B2201/515
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A guide projecting into a bladder is provided on a plug of a vessel body. A cup-shaped sensor is slidably provided on the guide, and an element for actuating a switch is provided on the cup-shaped sensor. The cup-shaped sensor is caused to slide along the guide by the bladder deformable in accordance with change in the pressure of liquid within the accumulator, so as to actuate the switch.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.