BE493727A - - Google Patents

Info

Publication number
BE493727A
BE493727A BE493727DA BE493727A BE 493727 A BE493727 A BE 493727A BE 493727D A BE493727D A BE 493727DA BE 493727 A BE493727 A BE 493727A
Authority
BE
Belgium
Prior art keywords
piston
pressurized fluid
time
hammer
valve
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE493727A publication Critical patent/BE493727A/fr

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21JFORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J7/00Hammers; Forging machines with hammers or die jaws acting by impact
    • B21J7/20Drives for hammers; Transmission means therefor
    • B21J7/36Drives for hammers; Transmission means therefor for drop hammers
    • B21J7/38Drives for hammers; Transmission means therefor for drop hammers driven by steam, air, or other gaseous pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Forging (AREA)
BE493727D BE493727A (OSRAM)

Publications (1)

Publication Number Publication Date
BE493727A true BE493727A (OSRAM)

Family

ID=137659

Family Applications (1)

Application Number Title Priority Date Filing Date
BE493727D BE493727A (OSRAM)

Country Status (1)

Country Link
BE (1) BE493727A (OSRAM)

Similar Documents

Publication Publication Date Title
EP2032316B1 (fr) Appareil à percussions mû par un fluide incompressible sous pression
JPH04289083A (ja) 破砕材料の硬度への打撃機の動作特性の適合調整方法およびこの方法を実施する装置
EP0715932B1 (fr) Procédé et appareil pour la régulation de la course de frappe d'un appareil à percussion mû par un fluide incompressible sous pression
FR2504439A1 (fr) Materiau demolisseur hydraulique
FR2595972A2 (fr) Appareil a percussions
US2232038A (en) Electric spot welding machine
JP2001250459A (ja) 遮断器
BE493727A (OSRAM)
US2322611A (en) Welding gun
CH373794A (fr) Disjoncteur à gaz comprimé comprenant au moins un contact tubulaire
US1913752A (en) Drilling mechanism
FR2459096A1 (fr) Machine a coulee sous pression
CH389349A (fr) Electro-valve à action rapide
BE498648A (OSRAM)
SU652271A1 (ru) Гидромолот
US2397871A (en) Cycle controlling device
CH633855A5 (fr) Verin hydraulique a double effet comportant un dispositif de lui de course.
BE495404A (OSRAM)
BE503711A (OSRAM)
EP0107574A1 (fr) Presse riveteuse perfectionnée avec limiteur d'effort
US68853A (en) peters
BE510243A (OSRAM)
BE565094A (OSRAM)
FR2531502A1 (fr) Dispositif siphon a debit variable
FR2467687A1 (fr) Dispositif de securite pour presses mecaniques ou hydrauliques