To provide a valve stem and a tire valve such that electric circuits can be connected to each other even with a valve cap removed.SOLUTION: A valve stem 10 is a valve stem 10 that has a tubular structure, is fixed while penetrating a valve mount hole 81H of a tire wheel 80, and houses a valve core 20, and comprises: a pair of internal electrodes 11N, 31N which are connected to an internal circuit 91 in a tire 82; a pair of external electrodes 11G, 31G which are arranged on an outer peripheral surface of a tire outward projection part 17, protruding out of the tire 82, of the valve stem 10, and can be connected to an external circuit 96 outside the tire 82; and first and second conductive members 11, 31 which have the internal electrodes 11N, 31N and the external electrodes 11G, 31G, and are insulated from each other.SELECTED DRAWING: Figure 2
【課題】バルブキャップを外している間でも、電気回路同士の接続が可能なバルブステム及びタイヤバルブを提供すること。【解決手段】バルブステム10は、管状構造をなし、タイヤホイール80のバルブ装着孔81Hを貫通した状態に固定され、バルブコア20を収容するバルブステム10であって、タイヤ82内の内部回路91に接続される1対の内部電極11N,31Nと、バルブステム10のうちタイヤ82外に突出するタイヤ外突出部17の外周面に配置されて、タイヤ82外の外部回路96と接続可能な1対の外部電極11G,31Gと、内部電極11N,31Nと外部電極11G,31Gとを有して互いに絶縁された第1と第2の導電部材11,31と、を備える。【選択図】図2
VALVE STEM AND TIRE VALVE
バルブステム及びタイヤバルブ
2022-02-25
Patent
Elektronische Ressource
Japanisch
IPC: | B60C VEHICLE TYRES , Fahrzeugreifen |