FR1084056A - Device for automatically changing the position of tools in devices such as drill hammers, etc. - Google Patents

Device for automatically changing the position of tools in devices such as drill hammers, etc.

Info

Publication number
FR1084056A
FR1084056A FR1084056DA FR1084056A FR 1084056 A FR1084056 A FR 1084056A FR 1084056D A FR1084056D A FR 1084056DA FR 1084056 A FR1084056 A FR 1084056A
Authority
FR
France
Prior art keywords
tools
devices
automatically changing
drill hammers
hammers
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)
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.)
Bohler & Cie AG Geb
Gebrueder Boehler and Co AG
Original Assignee
Bohler & Cie AG Geb
Gebrueder Boehler and Co 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 Bohler & Cie AG Geb, Gebrueder Boehler and Co AG filed Critical Bohler & Cie AG Geb
Application granted granted Critical
Publication of FR1084056A publication Critical patent/FR1084056A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/08—Means for retaining and guiding the tool bit, e.g. chucks allowing axial oscillation of the tool bit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
    • B21J7/02—Special design or construction
    • B21J7/10—Special design or construction with both drive and hammer connected to a fulcrumed lever, e.g. tail hammers
    • B21J7/12—Special design or construction with both drive and hammer connected to a fulcrumed lever, e.g. tail hammers the lever being a spring, i.e. spring hammers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR1084056D 1952-09-27 1953-09-28 Device for automatically changing the position of tools in devices such as drill hammers, etc. Expired FR1084056A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT1084056X 1952-09-27

Publications (1)

Publication Number Publication Date
FR1084056A true FR1084056A (en) 1955-01-17

Family

ID=3685172

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1084056D Expired FR1084056A (en) 1952-09-27 1953-09-28 Device for automatically changing the position of tools in devices such as drill hammers, etc.

Country Status (1)

Country Link
FR (1) FR1084056A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2551125A1 (en) * 1975-11-14 1977-05-26 Bosch Gmbh Robert DEVICE FOR TORQUE TRANSMISSION

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2551125A1 (en) * 1975-11-14 1977-05-26 Bosch Gmbh Robert DEVICE FOR TORQUE TRANSMISSION
FR2331410A1 (en) * 1975-11-14 1977-06-10 Bosch Gmbh Robert DEVICE FOR TRANSMISSION OF ROTATIONAL TORQUES

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