ATE367243T1 - SCREWING TOOLS, ESPECIALLY SCREWDRIVER SET - Google Patents
SCREWING TOOLS, ESPECIALLY SCREWDRIVER SETInfo
- Publication number
- ATE367243T1 ATE367243T1 AT03028939T AT03028939T ATE367243T1 AT E367243 T1 ATE367243 T1 AT E367243T1 AT 03028939 T AT03028939 T AT 03028939T AT 03028939 T AT03028939 T AT 03028939T AT E367243 T1 ATE367243 T1 AT E367243T1
- Authority
- AT
- Austria
- Prior art keywords
- section
- front part
- screwing tools
- screwdriver
- flat sections
- Prior art date
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
- B25B15/00—Screwdrivers
- B25B15/001—Screwdrivers characterised by material or shape of the tool bit
- B25B15/002—Screwdrivers characterised by material or shape of the tool bit characterised by material used or surface finishing
-
- 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
- B25B15/00—Screwdrivers
- B25B15/001—Screwdrivers characterised by material or shape of the tool bit
- B25B15/004—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section
- B25B15/005—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section with cross- or star-shaped cross-section
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Dowels (AREA)
- Powder Metallurgy (AREA)
- Workshop Equipment, Work Benches, Supports, Or Storage Means (AREA)
- Connection Of Plates (AREA)
Abstract
The screwdriver tool has a sintered metal powder profiled front part with base section (5) and profiled section with transition section inbetween which has first curved transition faces (15) connecting grooved bases (11) to flat sections (16), and second curved transition faces (17a,17b) which connect the flat sections sideways to the web flanks (8a) Independent claim describes front part for screwdriver tool used as screwdriver insert.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE20218102U DE20218102U1 (en) | 2002-11-22 | 2002-11-22 | Bit for screwdriver has facetted drive section with shaft and driver to formed by radial flanges with defined surfaces |
DE20304246U DE20304246U1 (en) | 2003-03-14 | 2003-03-14 | Screwdriver insert, has penetration section with reduced length for cooperating with internal profile in screw |
DE20309294 | 2003-06-13 | ||
DE20310364U DE20310364U1 (en) | 2003-06-13 | 2003-07-05 | Screwdriver tool has profiled front part with transition section between base and profiled section with first and second curved transition faces to increase torsion strength |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE367243T1 true ATE367243T1 (en) | 2007-08-15 |
Family
ID=32234253
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT03028939T ATE367243T1 (en) | 2002-11-22 | 2003-11-24 | SCREWING TOOLS, ESPECIALLY SCREWDRIVER SET |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1422027B1 (en) |
AT (1) | ATE367243T1 (en) |
DE (1) | DE50307690D1 (en) |
ES (1) | ES2291587T3 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4990235B2 (en) * | 2008-07-16 | 2012-08-01 | 株式会社ベッセル工業 | Screwdriver tool |
TW201420284A (en) * | 2013-09-06 | 2014-06-01 | Great Metal Production Co Ltd E | Structure and manufacturing method for screwdriver driving portion |
US11059162B2 (en) | 2017-05-17 | 2021-07-13 | Milwaukee Electric Tool Corporation | Screwdriver |
USD855433S1 (en) | 2017-08-09 | 2019-08-06 | Milwaukee Electric Tool Corporation | Screwdriver |
TWI784842B (en) * | 2021-12-15 | 2022-11-21 | 洪昭敏 | screwdriver head structure |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL42923C (en) * | 1934-07-03 | |||
DE959360C (en) * | 1943-01-19 | 1957-03-07 | Guest Keen & Nettlefolds Midla | screwdriver |
US3393722A (en) * | 1966-07-19 | 1968-07-23 | George W. Windham | Bit end of tool |
US5291811A (en) * | 1992-05-14 | 1994-03-08 | Textron Inc. | Back-side taper wedging drive system |
DE29621782U1 (en) * | 1996-12-16 | 1998-04-09 | Werner Hermann Wera Werke | Screwdriver bit |
US6223634B1 (en) * | 1997-10-03 | 2001-05-01 | Phillips Screw Company | Recessed head fastener and driver systems |
EP0947716A3 (en) * | 1998-04-03 | 2000-08-23 | Fairchild Holding Corp. | Fastener system with cross-slot recess and cross-slot bit |
DE19923855C2 (en) * | 1999-05-25 | 2003-06-26 | Werner Hermann Wera Werke | Security screw and associated screwing tool |
DE10190814D2 (en) * | 2000-03-06 | 2003-03-27 | Holland Letz Felo Werkzeug | Screwdriver Bits |
-
2003
- 2003-11-24 DE DE50307690T patent/DE50307690D1/en not_active Expired - Lifetime
- 2003-11-24 AT AT03028939T patent/ATE367243T1/en active
- 2003-11-24 ES ES03028939T patent/ES2291587T3/en not_active Expired - Lifetime
- 2003-11-24 EP EP03028939A patent/EP1422027B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1422027A3 (en) | 2005-08-24 |
ES2291587T3 (en) | 2008-03-01 |
DE50307690D1 (en) | 2007-08-30 |
EP1422027A2 (en) | 2004-05-26 |
EP1422027B1 (en) | 2007-07-18 |
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