FR434826A - Appareil avertisseur - Google Patents

Appareil avertisseur

Info

Publication number
FR434826A
FR434826A FR434826A FR434826DA FR434826A FR 434826 A FR434826 A FR 434826A FR 434826 A FR434826 A FR 434826A FR 434826D A FR434826D A FR 434826DA FR 434826 A FR434826 A FR 434826A
Authority
FR
France
Prior art keywords
warning device
warning
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
FR434826A
Other languages
English (en)
Inventor
Ray Herbert Manson
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.)
RAY HERBERT MANSON
Original Assignee
RAY HERBERT MANSON
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 RAY HERBERT MANSON filed Critical RAY HERBERT MANSON
Application granted granted Critical
Publication of FR434826A publication Critical patent/FR434826A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/0207—Driving circuits
    • B06B1/0223—Driving circuits for generating signals continuous in time
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/50—Application to a particular transducer type
    • B06B2201/52—Electrodynamic transducer
    • B06B2201/53—Electrodynamic transducer with vibrating magnet or coil

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrotherapy Devices (AREA)
FR434826A 1910-10-03 1911-09-22 Appareil avertisseur Expired FR434826A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US434826XA 1910-10-03 1910-10-03

Publications (1)

Publication Number Publication Date
FR434826A true FR434826A (fr) 1912-02-14

Family

ID=8899611

Family Applications (1)

Application Number Title Priority Date Filing Date
FR434826A Expired FR434826A (fr) 1910-10-03 1911-09-22 Appareil avertisseur

Country Status (2)

Country Link
FR (1) FR434826A (fr)
GB (2) GB191115138A (fr)

Also Published As

Publication number Publication date
GB191115138A (fr)
GB191115158A (fr)

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