CH534036A - Motor-driven hammer drill, in particular by an electric motor - Google Patents

Motor-driven hammer drill, in particular by an electric motor

Info

Publication number
CH534036A
CH534036A CH566472A CH566472A CH534036A CH 534036 A CH534036 A CH 534036A CH 566472 A CH566472 A CH 566472A CH 566472 A CH566472 A CH 566472A CH 534036 A CH534036 A CH 534036A
Authority
CH
Switzerland
Prior art keywords
motor
hammer drill
electric motor
driven hammer
driven
Prior art date
Application number
CH566472A
Other languages
German (de)
Inventor
Studer Rudolf
Original Assignee
Rudolf Studer Fabrik Elek Sche
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 Rudolf Studer Fabrik Elek Sche filed Critical Rudolf Studer Fabrik Elek Sche
Priority to CH566472A priority Critical patent/CH534036A/en
Priority to CH1180772A priority patent/CH538909A/en
Publication of CH534036A publication Critical patent/CH534036A/en
Priority to DE19732316722 priority patent/DE2316722A1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D16/00—Portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
    • B25D16/006—Mode changers; Mechanisms connected thereto
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D11/00—Portable percussive tools with electromotor or other motor drive
    • B25D11/04—Portable percussive tools with electromotor or other motor drive in which the tool bit or anvil is hit by an impulse member
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
    • B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
    • B25F5/02—Construction of casings, bodies or handles
    • B25F5/021—Construction of casings, bodies or handles with guiding devices
    • B25F5/022—Construction of casings, bodies or handles with guiding devices with incorporated levels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2216/00—Details of portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
    • B25D2216/0007—Details of percussion or rotation modes
    • B25D2216/0046—Preventing rotation
CH566472A 1972-04-18 1972-04-18 Motor-driven hammer drill, in particular by an electric motor CH534036A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CH566472A CH534036A (en) 1972-04-18 1972-04-18 Motor-driven hammer drill, in particular by an electric motor
CH1180772A CH538909A (en) 1972-04-18 1972-08-10 Electric motor-driven hammer drill
DE19732316722 DE2316722A1 (en) 1972-04-18 1973-04-04 MOTORIZED, IN PARTICULAR BY ELECTRIC MOTOR, DRIVEN IMPACT DRILL

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH566472A CH534036A (en) 1972-04-18 1972-04-18 Motor-driven hammer drill, in particular by an electric motor

Publications (1)

Publication Number Publication Date
CH534036A true CH534036A (en) 1973-02-28

Family

ID=4297360

Family Applications (1)

Application Number Title Priority Date Filing Date
CH566472A CH534036A (en) 1972-04-18 1972-04-18 Motor-driven hammer drill, in particular by an electric motor

Country Status (2)

Country Link
CH (1) CH534036A (en)
DE (1) DE2316722A1 (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2218972A1 (en) * 1973-02-26 1974-09-20 Skil Nederland Nv
FR2396155A1 (en) * 1977-06-27 1979-01-26 Hilti Ag DRILL HAMMER WITH LOCKING TOOL HOLDER
DE3018633A1 (en) * 1980-05-16 1981-11-19 Wacker-Werke Gmbh & Co Kg, 8077 Reichertshofen Electric drilling hammer assembly - has rotary drive to tool uncoupled before engagement of locking device
DE3329005A1 (en) * 1983-08-11 1985-02-28 Robert Bosch Gmbh, 7000 Stuttgart Hammer drill
US4763733A (en) * 1985-10-26 1988-08-16 Hilti Aktiengesellschaft Hammer drill with rotational lock
WO1993007995A1 (en) * 1991-10-25 1993-04-29 Robert Bosch Gmbh Drilling hammer
DE4202767A1 (en) * 1992-01-31 1993-08-05 Black & Decker Inc Hammer drill with electric motor for driving pneumatic hammer mechanism and drill - has armature shaft vertical to rotation axis of shaft system rotating drill bit and vertical rear shaft for hammer mechanism also vertical front shaft for drill bit
US6015017A (en) * 1997-04-18 2000-01-18 Black & Decker Inc. Rotary hammer

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2218972A1 (en) * 1973-02-26 1974-09-20 Skil Nederland Nv
FR2396155A1 (en) * 1977-06-27 1979-01-26 Hilti Ag DRILL HAMMER WITH LOCKING TOOL HOLDER
DE3018633A1 (en) * 1980-05-16 1981-11-19 Wacker-Werke Gmbh & Co Kg, 8077 Reichertshofen Electric drilling hammer assembly - has rotary drive to tool uncoupled before engagement of locking device
DE3329005A1 (en) * 1983-08-11 1985-02-28 Robert Bosch Gmbh, 7000 Stuttgart Hammer drill
US4763733A (en) * 1985-10-26 1988-08-16 Hilti Aktiengesellschaft Hammer drill with rotational lock
WO1993007995A1 (en) * 1991-10-25 1993-04-29 Robert Bosch Gmbh Drilling hammer
US5379848A (en) * 1991-10-25 1995-01-10 Robert Bosch Gmbh Drill hammer
DE4202767A1 (en) * 1992-01-31 1993-08-05 Black & Decker Inc Hammer drill with electric motor for driving pneumatic hammer mechanism and drill - has armature shaft vertical to rotation axis of shaft system rotating drill bit and vertical rear shaft for hammer mechanism also vertical front shaft for drill bit
DE4202767C2 (en) * 1992-01-31 1999-06-02 Black & Decker Inc Hammer drill
US6015017A (en) * 1997-04-18 2000-01-18 Black & Decker Inc. Rotary hammer

Also Published As

Publication number Publication date
DE2316722A1 (en) 1973-10-31

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Legal Events

Date Code Title Description
PL Patent ceased