FR1434698A - Appareils à piston destinés à engendrer des variations de pression - Google Patents

Appareils à piston destinés à engendrer des variations de pression

Info

Publication number
FR1434698A
FR1434698A FR17449A FR17449A FR1434698A FR 1434698 A FR1434698 A FR 1434698A FR 17449 A FR17449 A FR 17449A FR 17449 A FR17449 A FR 17449A FR 1434698 A FR1434698 A FR 1434698A
Authority
FR
France
Prior art keywords
pressure variations
generate pressure
devices intended
piston devices
piston
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
FR17449A
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.)
Kockums Mekaniska Verkstads AB
Original Assignee
Kockums Mekaniska Verkstads AB
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 Kockums Mekaniska Verkstads AB filed Critical Kockums Mekaniska Verkstads AB
Application granted granted Critical
Publication of FR1434698A publication Critical patent/FR1434698A/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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
  • Reciprocating Pumps (AREA)
  • Transmission Devices (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
FR17449A 1964-05-19 1965-05-18 Appareils à piston destinés à engendrer des variations de pression Expired FR1434698A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE603664 1964-05-19

Publications (1)

Publication Number Publication Date
FR1434698A true FR1434698A (fr) 1966-04-08

Family

ID=20267766

Family Applications (1)

Application Number Title Priority Date Filing Date
FR17449A Expired FR1434698A (fr) 1964-05-19 1965-05-18 Appareils à piston destinés à engendrer des variations de pression

Country Status (8)

Country Link
BE (1) BE664013A (fr)
DE (1) DE1483399B2 (fr)
ES (1) ES312945A1 (fr)
FI (1) FI41127B (fr)
FR (1) FR1434698A (fr)
GB (1) GB1083802A (fr)
NL (1) NL6506266A (fr)
NO (1) NO116454B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5078074A (en) * 1990-03-22 1992-01-07 Gomez Laurence B Vehicle horn
FR2827993B1 (fr) * 2001-07-25 2003-10-17 Inst Nat Rech Securite Dispositif d'emission d'un signal sonore
CN110821811B (zh) * 2019-11-21 2021-07-09 张肇圣 一种泵芯

Also Published As

Publication number Publication date
ES312945A1 (es) 1965-12-16
GB1083802A (en) 1967-09-20
NL6506266A (fr) 1965-11-22
DE1483399A1 (de) 1969-03-13
DE1483399B2 (de) 1970-02-19
BE664013A (fr) 1965-09-16
FI41127B (fr) 1969-04-30
NO116454B (fr) 1969-03-24

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