JPS4922520B1 - - Google Patents

Info

Publication number
JPS4922520B1
JPS4922520B1 JP45060874A JP6087470A JPS4922520B1 JP S4922520 B1 JPS4922520 B1 JP S4922520B1 JP 45060874 A JP45060874 A JP 45060874A JP 6087470 A JP6087470 A JP 6087470A JP S4922520 B1 JPS4922520 B1 JP S4922520B1
Authority
JP
Japan
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.)
Pending
Application number
JP45060874A
Other languages
Japanese (ja)
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 filed Critical
Priority to JP45060874A priority Critical patent/JPS4922520B1/ja
Priority to US00161057A priority patent/US3753454A/en
Priority to DE19712134738 priority patent/DE2134738C3/en
Publication of JPS4922520B1 publication Critical patent/JPS4922520B1/ja
Pending 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
    • B25B23/02—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
    • B25B23/105—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means the gripping device being an integral part of the driving bit
    • B25B23/106—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means the gripping device being an integral part of the driving bit the driving bit being a blade

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
JP45060874A 1970-07-13 1970-07-13 Pending JPS4922520B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP45060874A JPS4922520B1 (en) 1970-07-13 1970-07-13
US00161057A US3753454A (en) 1970-07-13 1971-07-09 Screw driver bit with double blades
DE19712134738 DE2134738C3 (en) 1970-07-13 1971-07-12 Screwdriver with at least one replaceable cutting edge bearing a cutting edge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45060874A JPS4922520B1 (en) 1970-07-13 1970-07-13

Publications (1)

Publication Number Publication Date
JPS4922520B1 true JPS4922520B1 (en) 1974-06-08

Family

ID=13154948

Family Applications (1)

Application Number Title Priority Date Filing Date
JP45060874A Pending JPS4922520B1 (en) 1970-07-13 1970-07-13

Country Status (2)

Country Link
US (1) US3753454A (en)
JP (1) JPS4922520B1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4550476A (en) * 1983-02-18 1985-11-05 Textron Inc. Adjustment means for a driver bit
US5353667A (en) * 1993-04-23 1994-10-11 Wilner David W Combination tool and fastener
US6904836B1 (en) 2002-02-01 2005-06-14 Petru Andrei Screw holding screwdriver adapter
US7325470B2 (en) * 2005-06-16 2008-02-05 Orthohelix Surgical Designs, Inc. Self-centering screw and retaining screw driver for use in surgery
US20070212190A1 (en) * 2006-01-20 2007-09-13 Monday John S Low profile fastening system
US8512344B2 (en) * 2006-08-16 2013-08-20 Pioneer Surgical Technology, Inc. Insertion instrument for a spinal fixation system
US11672581B2 (en) 2020-05-29 2023-06-13 DePuy Synthes Products, Inc. Powered retaining screwdriver

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1797390A (en) * 1929-02-04 1931-03-24 Frederick H Wood Screw driver designed to be keyed on a screw
US2574026A (en) * 1947-02-04 1951-11-06 Arthur U Eslick Screw holding screw driver
GB733857A (en) * 1951-11-17 1955-07-20 Cheney & Son Ltd C Improvements in screwdrivers

Also Published As

Publication number Publication date
DE2134738A1 (en) 1972-01-20
DE2134738B2 (en) 1975-12-04
US3753454A (en) 1973-08-21

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