New device for applying a determined force to an element connected to an installation subjected to alternating movements
US3948486A · kind A · utility
5Cited by
8References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 7, 1973 |
| Grant date | Apr 6, 1976 |
| Priority date | — |
| Expiry date | Sep 7, 1993 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B19/09
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
This device comprises in combination means for passive compensation of the alternating movements of the installation, comprising at least one articulated jack connected to a source of pressurized fluid, and complementary means for fine compensation, these complementary means activating the passive compensating means in response to the variation of a parameter which characterizes the movements of the installation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.