GB404557A - Improvements in or relating to screw-drivers - Google Patents

Improvements in or relating to screw-drivers

Info

Publication number
GB404557A
GB404557A GB20224/33A GB2022433A GB404557A GB 404557 A GB404557 A GB 404557A GB 20224/33 A GB20224/33 A GB 20224/33A GB 2022433 A GB2022433 A GB 2022433A GB 404557 A GB404557 A GB 404557A
Authority
GB
United Kingdom
Prior art keywords
sleeve
screw
july
drivers
relating
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
GB20224/33A
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 AG
Robert Bosch GmbH
Original Assignee
Robert Bosch AG
Robert Bosch GmbH
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 AG, Robert Bosch GmbH filed Critical Robert Bosch AG
Publication of GB404557A publication Critical patent/GB404557A/en
Expired legal-status Critical Current

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
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/0007—Connections or joints between tool parts
    • B25B23/0035—Connection means between socket or screwdriver bit and tool
    • 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
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/02—Arrangements for handling screws or nuts
    • B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
    • B25B23/10—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)

Abstract

404,557. Screwdrivers. BOSCH AKT.- GES., R., 4, Militarstrasse, Stuttgart, Germany. July 18, 1933, No. 20224. Convention date, July 20, 1932. [Class 61 (iii).] A centring sleeve a for a screwdriver has a number of holes each containing a ball d urged inwards against a shoulder by a spring ring e, the head of the screw being held by the balls against an abutment or stop f. The sleeve a is screwed at i to a sleeve k axially displaceable on the bearing sleeve m of the driving spindle n of the blade l.
GB20224/33A 1932-07-20 1933-07-18 Improvements in or relating to screw-drivers Expired GB404557A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE404557X 1932-07-20

Publications (1)

Publication Number Publication Date
GB404557A true GB404557A (en) 1934-01-18

Family

ID=6421809

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20224/33A Expired GB404557A (en) 1932-07-20 1933-07-18 Improvements in or relating to screw-drivers

Country Status (1)

Country Link
GB (1) GB404557A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3943800A (en) * 1975-02-18 1976-03-16 Chicago Pneumatic Tool Company Portable screw driving tool having screw depth control feature
US3967664A (en) * 1975-02-14 1976-07-06 Chicago Pneumatic Tool Company Power driven screw driver with a screw holding nosepiece
US4197886A (en) * 1977-09-06 1980-04-15 Clyde Corporation Fastener driving tool and fastener holding nosepiece

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3967664A (en) * 1975-02-14 1976-07-06 Chicago Pneumatic Tool Company Power driven screw driver with a screw holding nosepiece
US3943800A (en) * 1975-02-18 1976-03-16 Chicago Pneumatic Tool Company Portable screw driving tool having screw depth control feature
US4197886A (en) * 1977-09-06 1980-04-15 Clyde Corporation Fastener driving tool and fastener holding nosepiece

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