Airship yaw line tractor
US5176341A · kind A · utility
25Cited by
10References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 12, 1991 |
| Grant date | Jan 5, 1993 |
| Priority date | — |
| Expiry date | Jul 12, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T24/3969
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An airship yaw line tractor comprising: a yaw line connector for holding and releasing the yaw line of the airship through remote control; a winch for winding and unwinding a cable connected to the yaw line connector; and a control unit for automatically controlling the tensile force of the cable extending from the winch to the yaw line connector and automatically releasing the yaw line held by the yaw line connector in an emergency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.