FR759573A - Improvements to pneumatic vibrators - Google Patents

Improvements to pneumatic vibrators

Info

Publication number
FR759573A
FR759573A FR759573DA FR759573A FR 759573 A FR759573 A FR 759573A FR 759573D A FR759573D A FR 759573DA FR 759573 A FR759573 A FR 759573A
Authority
FR
France
Prior art keywords
pneumatic vibrators
vibrators
pneumatic
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
Michel Finot
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 filed Critical
Application granted granted Critical
Publication of FR759573A publication Critical patent/FR759573A/en
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
    • B06B1/18—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency wherein the vibrator is actuated by pressure fluid
    • B06B1/183—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency wherein the vibrator is actuated by pressure fluid operating with reciprocating masses
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
    • E04G21/06—Solidifying concrete, e.g. by application of vacuum before hardening
    • E04G21/063—Solidifying concrete, e.g. by application of vacuum before hardening making use of vibrating or jolting tools
    • E04G21/066—Solidifying concrete, e.g. by application of vacuum before hardening making use of vibrating or jolting tools acting upon the surface of the concrete, whether or not provided with parts penetrating the concrete

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR759573D 1932-11-05 1932-11-05 Improvements to pneumatic vibrators Expired FR759573A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR759573T 1932-11-05

Publications (1)

Publication Number Publication Date
FR759573A true FR759573A (en) 1934-02-05

Family

ID=9167335

Family Applications (1)

Application Number Title Priority Date Filing Date
FR759573D Expired FR759573A (en) 1932-11-05 1932-11-05 Improvements to pneumatic vibrators

Country Status (1)

Country Link
FR (1) FR759573A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3601009A (en) * 1969-06-20 1971-08-24 Burgess & Associates Inc Pneumatically driven small diameter piston structure
US3838741A (en) * 1972-05-09 1974-10-01 C Pepe Pile hammers
WO1985002220A1 (en) * 1983-11-14 1985-05-23 Totalinstallation I Göteborg Ab A device for planation of a fresh concrete surface

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3601009A (en) * 1969-06-20 1971-08-24 Burgess & Associates Inc Pneumatically driven small diameter piston structure
US3838741A (en) * 1972-05-09 1974-10-01 C Pepe Pile hammers
WO1985002220A1 (en) * 1983-11-14 1985-05-23 Totalinstallation I Göteborg Ab A device for planation of a fresh concrete surface

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