FR724728A - Screwdriver - Google Patents

Screwdriver

Info

Publication number
FR724728A
FR724728A FR724728DA FR724728A FR 724728 A FR724728 A FR 724728A FR 724728D A FR724728D A FR 724728DA FR 724728 A FR724728 A FR 724728A
Authority
FR
France
Prior art keywords
screwdriver
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
Other languages
French (fr)
Inventor
Otto Aldinger
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
Application granted granted Critical
Publication of FR724728A publication Critical patent/FR724728A/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
    • B25B23/02—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
FR724728D 1931-02-10 1931-10-17 Screwdriver Expired FR724728A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE724728X 1931-02-10

Publications (1)

Publication Number Publication Date
FR724728A true FR724728A (en) 1932-05-02

Family

ID=6634695

Family Applications (1)

Application Number Title Priority Date Filing Date
FR724728D Expired FR724728A (en) 1931-02-10 1931-10-17 Screwdriver

Country Status (1)

Country Link
FR (1) FR724728A (en)

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