Battery operated grease gun
US6135327A · kind A · utility
23Cited by
27References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 1, 1998 |
| Grant date | Oct 24, 2000 |
| Priority date | — |
| Expiry date | Oct 1, 2018 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16N3/12
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A battery operated grease gun includes a pump mechanism that employs a speed reducing and torque increasing planetary gearing transmission which rotates a final driver that is a part of the transmission, and a sliding yoke that is reciprocated by the final driver and is coupled to a plunger that dispenses the grease under pressure where the plunger is mounted to the yoke for relative movement therebetween.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.