Invention Grant
US3776174A Gas pressure operated warning devices 失效
气压操作警告装置

  • Patent Title: Gas pressure operated warning devices
  • Patent Title (中): 气压操作警告装置
  • Application No.: US3776174D
    Application Date: 1972-03-13
  • Publication No.: US3776174A
    Publication Date: 1973-12-04
  • Inventor: KUNOTH K
  • Applicant: KUNOTH K
  • Assignee: K Kunoth
  • Current Assignee: K Kunoth
  • Priority: AU4230472 1971-05-24; NZ16305971 1971-03-12
  • Main IPC: B60C23/04
  • IPC: B60C23/04
Gas pressure operated warning devices
Abstract:
A gas pressure operated warning device which is particularly suitable for attachment to the valve stems of pneumatic tires of motor vehicles and which produces an audible noise when the gas pressure falls below a critical value.
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