Hose coupling
US4133561A · kind A · utility
10Cited by
2References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 4, 1977 |
| Grant date | Jan 9, 1979 |
| Priority date | — |
| Expiry date | May 4, 1997 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L35/00
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An improved hose coupling for railway vehicle brake pipe hoses, which coupling is characterized by a straight nipple portion and an angular extension of the lower end of the coupling lip for preventing inadvertent uncoupling due to excessive bouncing motion of the vehicle and, therefore, vertical oscillation of the hoses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.