Patent ID: 9739272
Date: 2017-08-22
CPC Classifications: B67D,F04B,Y10T

Claim:
1. A pump system comprising: a first pump roller with a first axis of rotation; a first pump door movable between a first position and a second position, wherein the first pump door is configured to pump in conjunction with the first pump roller in the first position; a first pump handle configured to movably rotate between a third position and fourth position, wherein the first pump handle is configured to engage the first pump door with the first pump roller in the first position and to release the first pump door from engaging with the first pump roller in the second position; and a first door link coupled to the first pump door, wherein a first end of the first door link is coupled to the first pump door at a first point and a second end of the first door link is a pivot point around which the first door link is rotatable, wherein the first pump door is rotatable around the first point, wherein the pivot point has a second axis of rotation parallel with the first axis of rotation, wherein a second end of the first pump door is unencumbered by attachments, the second end being distal from the first point.