FR460752A - Method and device for actuating the acoustic warning devices of motor vehicles, using the suction of their engine - Google Patents

Method and device for actuating the acoustic warning devices of motor vehicles, using the suction of their engine

Info

Publication number
FR460752A
FR460752A FR460752DA FR460752A FR 460752 A FR460752 A FR 460752A FR 460752D A FR460752D A FR 460752DA FR 460752 A FR460752 A FR 460752A
Authority
FR
France
Prior art keywords
actuating
suction
engine
motor vehicles
warning devices
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Julius Huhn
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR460752A publication Critical patent/FR460752A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/06—Audible signalling systems; Audible personal calling systems using hydraulic transmission; using pneumatic transmission

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR460752D 1913-07-25 1913-07-25 Method and device for actuating the acoustic warning devices of motor vehicles, using the suction of their engine Expired FR460752A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR460752T 1913-07-25

Publications (1)

Publication Number Publication Date
FR460752A true FR460752A (en) 1913-12-11

Family

ID=1500122

Family Applications (1)

Application Number Title Priority Date Filing Date
FR460752D Expired FR460752A (en) 1913-07-25 1913-07-25 Method and device for actuating the acoustic warning devices of motor vehicles, using the suction of their engine

Country Status (1)

Country Link
FR (1) FR460752A (en)

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