Airgun
US4899717A · kind A · utility
71Cited by
11References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 2, 1987 |
| Grant date | Feb 13, 1990 |
| Priority date | — |
| Expiry date | Dec 2, 2007 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF41B11/646
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An airgun in which a spring-operated piston is provided for compressing air n a chamber, wherein arming of the gun is accomplished by a transport mechanism which acts on the piston to compress the spring, with the transport mechanism being driven by a battery-powered electric motor, the transport mechanism, electric motor and battery being incorporated within the airgun.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.