Fishing line sensor
US5488796A · kind A · utility
17Cited by
18References
6Claims
0Family size
Inventors
Key dates
| Filing date | Jan 7, 1994 |
| Grant date | Feb 6, 1996 |
| Priority date | — |
| Expiry date | Jan 7, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01K97/01
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A fishing line sensor including a base, a shaft rotatably mounted to the base and a reel mounted to the shaft. The reel is rotatable relative to the base with the shaft. The reel is configured for winding and unwinding fishing line. A signalling device is mounted on the shaft and rotatable with the shaft and reel. The device includes a mercury switch switchable in response to rotation of the reel. An electronic signal producing element is activated in response to a switching of the mercury switch.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.