CH521811A - Power tool with infinitely variable speed - Google Patents

Power tool with infinitely variable speed

Info

Publication number
CH521811A
CH521811A CH1485370A CH1485370A CH521811A CH 521811 A CH521811 A CH 521811A CH 1485370 A CH1485370 A CH 1485370A CH 1485370 A CH1485370 A CH 1485370A CH 521811 A CH521811 A CH 521811A
Authority
CH
Switzerland
Prior art keywords
power tool
variable speed
infinitely variable
infinitely
tool
Prior art date
Application number
CH1485370A
Other languages
German (de)
Inventor
Schaedlich Fritz
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of CH521811A publication Critical patent/CH521811A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
    • B25B21/008—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose with automatic change-over from high speed-low torque mode to low speed-high torque mode
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
CH1485370A 1969-11-22 1970-10-07 Power tool with infinitely variable speed CH521811A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19696945346 DE6945346U (en) 1969-11-22 1969-11-22 ELECTRIC TOOL WITH CONTINUOUSLY ADJUSTABLE SPEED.

Publications (1)

Publication Number Publication Date
CH521811A true CH521811A (en) 1972-04-30

Family

ID=6606544

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1485370A CH521811A (en) 1969-11-22 1970-10-07 Power tool with infinitely variable speed

Country Status (4)

Country Link
CH (1) CH521811A (en)
DE (1) DE6945346U (en)
FR (1) FR2069791A5 (en)
GB (1) GB1328643A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008010136A1 (en) * 2008-02-20 2009-08-27 Aeg Electric Tools Gmbh Portable, hand-operated electric machine has working spindle for operating tool, where electric motor operates working spindle by gear arrangement which has automatic transmission for changing transmission ratio
JP5653843B2 (en) * 2011-06-02 2015-01-14 株式会社マキタ Power tools

Also Published As

Publication number Publication date
FR2069791A5 (en) 1971-09-03
GB1328643A (en) 1973-08-30
DE6945346U (en) 1971-04-29

Similar Documents

Publication Publication Date Title
FI50366C (en) Infinitely variable friction gear
SE374685C (en) Torque Current Tools
CH528687A (en) V-belt
CH530882A (en) Torque transmission unit
CH524271A (en) Power converter with thyristor valves
AT305922B (en) Power operated tool
CH521187A (en) Power tool
CH519122A (en) Infinitely adjustable chain transmission
DE2009389B2 (en) PHOTOCOPER WITH CHANGEABLE ENLARGEMENT
AT262709B (en) Infinitely variable V-belt drive
AT291762B (en) Variable speed drive device
CH521005A (en) Power cables
FR1440711A (en) Speed variator
NL162461B (en) GEAR CHANGE GEAR WITH POWER DISTRIBUTION OVER THREE SUB-AXES.
CH518448A (en) Power or work machine
CH486651A (en) V-belt speed converter
CH521811A (en) Power tool with infinitely variable speed
CH539799A (en) Indexing gear with lockable output part
NL149922B (en) AC POWER CONTROL DEVICE.
CH515460A (en) oven
FR1454816A (en) Continuous speed variator
FR1472549A (en) Variable pulley
CH516767A (en) Oil burner with adjustable power
CH522940A (en) Power source operated with radioisotopes
CH447751A (en) Infinitely adjustable friction gear