FR441734A - Sonnerie à air comprimé - Google Patents

Sonnerie à air comprimé

Info

Publication number
FR441734A
FR441734A FR441734DA FR441734A FR 441734 A FR441734 A FR 441734A FR 441734D A FR441734D A FR 441734DA FR 441734 A FR441734 A FR 441734A
Authority
FR
France
Prior art keywords
compressed air
air bell
bell
compressed
air
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
English (en)
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.)
Knorr Bremse AG
Original Assignee
Knorr Bremse AG
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 Knorr Bremse AG filed Critical Knorr Bremse AG
Application granted granted Critical
Publication of FR441734A publication Critical patent/FR441734A/fr
Expired legal-status Critical Current

Links

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
    • G10K1/00—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs
    • G10K1/06—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube
    • G10K1/068—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube hydraulically operated; pneumatically operated

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR441734D 1912-03-26 1912-03-26 Sonnerie à air comprimé Expired FR441734A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR441734T 1912-03-26

Publications (1)

Publication Number Publication Date
FR441734A true FR441734A (fr) 1912-08-14

Family

ID=1482961

Family Applications (1)

Application Number Title Priority Date Filing Date
FR441734D Expired FR441734A (fr) 1912-03-26 1912-03-26 Sonnerie à air comprimé

Country Status (1)

Country Link
FR (1) FR441734A (fr)

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