Manually operated dispensing pump

Details Manually operated dispensing pump Manually operated dispensing pump

B - Operations, Transporting

05

B

222/77

B05B 11/00 (2006.01)

Patent

CA 1238021

ABSTRACT OF THE DISCLOSURE A dispensing pump of the pressure accumulating type includes a reciprocable plunger/accumulator which is free floating between spring force below and hydraulic force above and is unrestrained against movement in response to these forces, and/or which has at its upper end by an air displacement inter- facing contour which avoids after spray as discharge valve closing is mechanically assisted at the end of the discharge stroke.

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