US2010771A - Electric horn - Google Patents

Electric horn Download PDF

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Publication number
US2010771A
US2010771A US621475A US62147532A US2010771A US 2010771 A US2010771 A US 2010771A US 621475 A US621475 A US 621475A US 62147532 A US62147532 A US 62147532A US 2010771 A US2010771 A US 2010771A
Authority
US
United States
Prior art keywords
electric horn
horn
electric
zeininger
aug
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 - Lifetime
Application number
US621475A
Inventor
Zeininger Gustav
Holm Ludwig
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.)
Robert Bosch AG
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Application granted granted Critical
Publication of US2010771A publication Critical patent/US2010771A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings
    • G10K9/22—Mountings; Casings

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Description

Aug. 6, 1935.
G. ZEININGER ET AL ELECTRIC HORN Filed July 8, 1952 .Z; 4M 7 MM
US621475A 1931-07-25 1932-07-08 Electric horn Expired - Lifetime US2010771A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2010771X 1931-07-25

Publications (1)

Publication Number Publication Date
US2010771A true US2010771A (en) 1935-08-06

Family

ID=7956581

Family Applications (1)

Application Number Title Priority Date Filing Date
US621475A Expired - Lifetime US2010771A (en) 1931-07-25 1932-07-08 Electric horn

Country Status (1)

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US (1) US2010771A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991011364A1 (en) * 1990-01-26 1991-08-08 Adolph Coors Company Apparatus and method for debagging articles
FR2769395A1 (en) * 1997-10-02 1999-04-09 Bosch Gmbh Robert APPARATUS PROVIDING ACOUSTIC SIGNALS

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991011364A1 (en) * 1990-01-26 1991-08-08 Adolph Coors Company Apparatus and method for debagging articles
FR2769395A1 (en) * 1997-10-02 1999-04-09 Bosch Gmbh Robert APPARATUS PROVIDING ACOUSTIC SIGNALS

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