Compressed-gas pistol for tyre-pumping etc. - has hand-controlled stop valve between needle puncturing gas cartridge and gas passage

摘要

A hand-controlled stop valve (10) is mounted in the housing (1) between the (5) needle and passage (8). A pressure gauge (9) connected to the passage can be mounted on the housing, which can also accommodate a cap (18) protecting the cartridge (3) when this is screwed into place. The stop-valve can have a slide (12) working in seals in the housing in the transverse direction, and spring-loaded shut, an external pivoting hand lever (16) working against it. ADVANTAGE - Controlled inflation of car and bicycle tyres etc.