US 7,320,345 B2
Tire safety valve and inflation device
Tim Matthews, P.O. Box 210, Krum, Tex. 76249 (US); Joshua A. Matthews, P.O. Box 210, Krum, Tex. 76249 (US); and Howard Ashcraft, 503 Chapman Dr., Sanger, Tex. 76266 (US)
Filed on Nov. 07, 2005, as Appl. No. 11/267,857.
Prior Publication US 2007/0113916 A1, May 24, 2007
Int. Cl. B65B 31/00 (2006.01)
U.S. Cl. 141—38  [141/40; 141/83; 141/96; 137/224; 137/227] 14 Claims
OG exemplary drawing
 
1. A tire safety valve and air inflation device used to inflate a device to a predetermined pressure; comprising:
a handle;
an inlet on a first end of said handle for introducing air in to the air inflation device;
an outlet for directing air from the air inflation device to a device to be inflated, said outlet being adjacent to said inlet, and connected thereto by a first air channel;
a pressure relief valve and a second air channel, said second channel connected to said first air channel, and the first air channel connects the inlet to the outlet without obstruction;
wherein when the pressure in said second channel is of a predetermine value, the pressure relief valve will open preventing addition air from entering the device to be inflated.