AU463137B2 - Improvements in hand-applied drilling or like rotary tools - Google Patents

Improvements in hand-applied drilling or like rotary tools

Info

Publication number
AU463137B2
AU463137B2 AU38752/72A AU3875272A AU463137B2 AU 463137 B2 AU463137 B2 AU 463137B2 AU 38752/72 A AU38752/72 A AU 38752/72A AU 3875272 A AU3875272 A AU 3875272A AU 463137 B2 AU463137 B2 AU 463137B2
Authority
AU
Australia
Prior art keywords
hand
rotary tools
applied drilling
drilling
tools
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
AU38752/72A
Other versions
AU3875272A (en
Inventor
DIETER SCHAFER and KARLHEINZ LEIDEL GERHARD KUHLMANN
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.)
Robert Bosch Gerich
Original Assignee
Robert Bosch Gerich
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 Robert Bosch Gerich filed Critical Robert Bosch Gerich
Publication of AU3875272A publication Critical patent/AU3875272A/en
Application granted granted Critical
Publication of AU463137B2 publication Critical patent/AU463137B2/en
Expired legal-status Critical Current

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
    • B23B45/001—Housing of the drill, e.g. handgrip
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2211/00—Details of portable percussive tools with electromotor or other motor drive
    • B25D2211/06—Means for driving the impulse member
    • B25D2211/062—Cam-actuated impulse-driving mechanisms
    • B25D2211/064—Axial cams, e.g. two camming surfaces coaxial with drill spindle
    • 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
    • B25D2216/0023—Tools having a percussion-and-rotation mode
    • 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
    • B25D2216/0038—Tools having a rotation-only mode
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
    • B25D2250/331—Use of bearings
    • B25D2250/335—Supports therefor
AU38752/72A 1971-02-05 1972-02-07 Improvements in hand-applied drilling or like rotary tools Expired AU463137B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19712105336 DE2105336A1 (en) 1971-02-05 1971-02-05 Bearing bridge in the gearbox of a power tool
DEDE821053 1971-02-05

Publications (2)

Publication Number Publication Date
AU3875272A AU3875272A (en) 1973-08-09
AU463137B2 true AU463137B2 (en) 1975-07-01

Family

ID=5797843

Family Applications (1)

Application Number Title Priority Date Filing Date
AU38752/72A Expired AU463137B2 (en) 1971-02-05 1972-02-07 Improvements in hand-applied drilling or like rotary tools

Country Status (7)

Country Link
AU (1) AU463137B2 (en)
CH (1) CH542680A (en)
DE (1) DE2105336A1 (en)
ES (1) ES399496A1 (en)
FR (1) FR2124668A5 (en)
GB (1) GB1376823A (en)
IT (1) IT947324B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2715682C3 (en) * 1977-04-07 1982-05-27 Metabowerke KG Closs, Rauch & Schnizler, 7440 Nürtingen Impact drill with notches fixed to the housing
US4641762A (en) * 1985-02-25 1987-02-10 Black & Decker Inc. Power device housing with lubricant anti-wicking facility
DE4025505C3 (en) * 1990-08-09 1997-05-07 Mannesmann Ag Gear housing
EP0937548B1 (en) * 1998-02-23 2001-05-30 Kress-elektrik GmbH + Co. Elektromotorenfabrik Handtool and its manufacturing method
DE202010012253U1 (en) 2010-09-07 2010-11-18 Robert Bosch Gmbh Machine tool, in particular hand tool
US11148273B2 (en) 2018-03-30 2021-10-19 Milwaukee Electric Tool Corporation Rotary power tool including transmission housing bushing

Also Published As

Publication number Publication date
FR2124668A5 (en) 1972-09-22
ES399496A1 (en) 1974-11-01
AU3875272A (en) 1973-08-09
IT947324B (en) 1973-05-21
GB1376823A (en) 1974-12-11
DE2105336A1 (en) 1972-08-10
CH542680A (en) 1973-10-15

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