A - Human Necessities – 43 – B
Patent
A - Human Necessities
43
B
A43B 7/08 (2006.01) A43B 13/20 (2006.01) A43B 21/28 (2006.01) F16K 11/10 (2006.01)
Patent
CA 2420754
A flow regulator formed by a three way valve and by an external adapter. The valve is joined to the pump located in the heel area of the shoe soles, as normally used in ventilating systems, and the adapter basically permits the adjustment of the whole system to a wide number of sizes.
Mcfadden Fincham
Yamamoto Limited
LandOfFree
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