Patent ID: 9677557
Date: 2017-06-13
CPC Classifications: F04B

Claim:
1. A sleeping system, comprising: an air bladder; and a diaphragm pump, communicated to the air bladder, comprising: wherein the base comprises an inner enclosure protruding from a bottom surface of the base, and the first noise-eliminating foam is enclosed by the inner enclosure, wherein the diaphragm pump further comprises a fixing sheet, and the first noise-eliminating foam is received in a chamber formed by the bottom surface of the base, the inner enclosure and the fixing sheet, wherein the pump body comprises a second inlet and a second outlet, and the air flow enters the pump body through the second inlet, and leaves the pump body through the second outlet, and wherein the diaphragm pump further comprises an O-ring, and the O-ring is telescoped on the second outlet.