PRIMING GUN Russian patent published in 2011 - IPC B60S5/02 

FIELD: transport.

SUBSTANCE: invention relates gas station equipment. Proposed priming gun comprises body, hammer with cam, latch, cartridge, collets, pusher, valve, valve seat, valve spring, return spring, rotary coupling and seals. Said collets represent sectors of solid of revolution. Gun opening-closing is performed by cam operating as curved self-braking wedge. Element of vale-valve seat assy seal is press-fitted in gun body to operate in volume compression. In operation, radial seals operate together with end seals. Optionally, rotary coupling is incorporated therewith. Main seals are made from polyurethane.

EFFECT: simplified design, higher strength and longer life, ease of manufacture.

3 dwg