Patent ID: 9242518
Filing Date: 2016-01-26
CPC Classification: B60C,Y10T

Claim Text:
1. A self-inflating tire assembly comprising: a. a tire having a tire cavity, a first and second sidewall extending respectively from first and second tire bead regions to a tire tread region; b. said tire having an air passageway, the air passageway having an inlet end and an outlet end and being operative to allow a portion of the air passageway to substantially close the passageway, wherein the outlet end of the air passageway is in fluid communication with the tire cavity; c. an inlet device connected to the inlet end of the air passageway, the inlet device including a valve body mounted in the tire, wherein the valve body has an interior chamber in fluid communication with the tire cavity, said interior chamber having a first hole in fluid communication with the inlet end of the air passageway, and a channel in fluid communication with the ambient air; d. wherein a pressure membrane is received within the interior chamber of the valve body, and positioned to open and close the channel and being in fluid communication with the tire cavity and the interior chamber of the valve body; e. wherein a spring is received within the interior chamber and is positioned to exert force upon the pressure membrane.