US 12,269,306 B2
Tire valve and method for producing tire valve
Yuki Sunayama, Hashima (JP)
Assigned to PACIFIC INDUSTRIAL CO., LTD., Ogaki (JP)
Appl. No. 17/632,411
Filed by PACIFIC INDUSTRIAL CO., LTD., Ogaki (JP)
PCT Filed Nov. 4, 2020, PCT No. PCT/JP2020/041159
§ 371(c)(1), (2) Date Feb. 2, 2022,
PCT Pub. No. WO2022/097187, PCT Pub. Date May 12, 2022.
Prior Publication US 2022/0355629 A1, Nov. 10, 2022
Int. Cl. B60C 29/02 (2006.01)
CPC B60C 29/02 (2013.01) 9 Claims
OG exemplary drawing
 
1. A tire valve including a grommet fitted on an outside of a valve stem on a proximal end side, which is one end side of the valve stem, the tire valve being inserted into a valve attachment hole of a tire wheel from a distal end side, which is an other end side of the valve stem, the grommet having a proximal end portion engaging with the valve attachment hole, the tire valve comprising:
a stem step portion provided on an outer surface of the valve stem in a portion where the grommet is fitted, the stem step portion increasing in diameter at the proximal end side, and facing toward the distal end side,
a ring provided on the grommet in a portion on the distal end side of the stem step portion of the valve stem, and restricting axial movements of the ring relative to the grommet, and
a pressed portion provided on the grommet between the stem step portion and the ring, to be pressed between the stem step portion and the ring wherein the grommet receives a load applied toward the proximal end side of the valve stem,
wherein the ring is arranged radially outside the grommet, and
wherein the grommet is provided with a grommet step portion on an outer surface thereof so as to face the ring from the distal end side.