EP0474591A3 - Subcalibre shaft with central drillholder - Google Patents
Subcalibre shaft with central drillholder Download PDFInfo
- Publication number
- EP0474591A3 EP0474591A3 EP19910810638 EP91810638A EP0474591A3 EP 0474591 A3 EP0474591 A3 EP 0474591A3 EP 19910810638 EP19910810638 EP 19910810638 EP 91810638 A EP91810638 A EP 91810638A EP 0474591 A3 EP0474591 A3 EP 0474591A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- shaft
- drillholder
- subcalibre
- central
- driving
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/14—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D17/00—Details of, or accessories for, portable power-driven percussive tools
- B25D17/08—Means for retaining and guiding the tool bit, e.g. chucks allowing axial oscillation of the tool bit
- B25D17/084—Rotating chucks or sockets
- B25D17/088—Rotating chucks or sockets with radial movable locking elements co-operating with bit shafts specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
- B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
- B28D1/041—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs with cylinder saws, e.g. trepanning; saw cylinders, e.g. having their cutting rim equipped with abrasive particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D2217/00—Details of, or accessories for, portable power-driven percussive tools
- B25D2217/003—Details relating to chucks with radially movable locking elements
- B25D2217/0038—Locking members of special shape
- B25D2217/0042—Ball-shaped locking members
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S279/00—Chucks or sockets
- Y10S279/904—Quick change socket
- Y10S279/905—Quick change socket with ball detent
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T279/00—Chucks or sockets
- Y10T279/17—Socket type
- Y10T279/17128—Self-grasping
- Y10T279/17136—Yielding grasping jaws
- Y10T279/17145—Ball or roller
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T279/00—Chucks or sockets
- Y10T279/17—Socket type
- Y10T279/17761—Side detent
- Y10T279/17786—Spring
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T408/00—Cutting by use of rotating axially moving tool
- Y10T408/89—Tool or Tool with support
- Y10T408/895—Having axial, core-receiving central portion
- Y10T408/8957—Having axial, core-receiving central portion and having stepped cutting edges
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T408/00—Cutting by use of rotating axially moving tool
- Y10T408/94—Tool-support
- Y10T408/95—Tool-support with tool-retaining means
- Y10T408/953—Clamping jaws
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Drilling Tools (AREA)
- Earth Drilling (AREA)
- Surgical Instruments (AREA)
- Soil Working Implements (AREA)
- Percussive Tools And Related Accessories (AREA)
- Gripping On Spindles (AREA)
- Drilling And Boring (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4027820 | 1990-09-01 | ||
DE4027820A DE4027820A1 (en) | 1990-09-01 | 1990-09-01 | INSERTION WITH CENTRAL DRILL HOLE |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0474591A2 EP0474591A2 (en) | 1992-03-11 |
EP0474591A3 true EP0474591A3 (en) | 1993-02-10 |
EP0474591B1 EP0474591B1 (en) | 1995-12-27 |
Family
ID=6413448
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP91810638A Expired - Lifetime EP0474591B1 (en) | 1990-09-01 | 1991-08-13 | Subcalibre shaft with central drillholder |
Country Status (8)
Country | Link |
---|---|
US (1) | US5174696A (en) |
EP (1) | EP0474591B1 (en) |
JP (1) | JPH06198637A (en) |
KR (1) | KR920006084A (en) |
AT (1) | ATE132066T1 (en) |
DE (2) | DE4027820A1 (en) |
DK (1) | DK0474591T3 (en) |
ES (1) | ES2080935T3 (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4223518A1 (en) * | 1992-07-17 | 1994-01-20 | Hilti Ag | Tool and tool holder for hand tools |
EP0732164B1 (en) * | 1995-03-17 | 1999-08-25 | Hawera Probst GmbH | Drilling tool, particularly for percusive drilling of stone |
US5951026A (en) * | 1997-12-12 | 1999-09-14 | Black & Decker Inc. | Removable chuck |
US6079716A (en) | 1997-12-12 | 2000-06-27 | Black & Decker Inc. | Removable chuck |
US6000888A (en) * | 1999-02-12 | 1999-12-14 | Snap-On Tools Company | Quick coupler mechanism for power tool bits |
ES2223732T3 (en) * | 2000-09-01 | 2005-03-01 | Credo Technology Corporation | FAST CHANGE MANDREL ASSEMBLY FOR USE WITH A CUTTING EDGE HOLE DRILL AND A PILOT DRILL. |
DE10101451B4 (en) * | 2001-01-15 | 2010-04-01 | Robert Bosch Gmbh | cutting tool |
JP4363019B2 (en) * | 2002-09-20 | 2009-11-11 | マックス株式会社 | Core bit |
DE10324426A1 (en) * | 2003-05-30 | 2004-12-16 | Robert Bosch Gmbh | Hand tool |
DE102005015100A1 (en) * | 2005-04-01 | 2006-10-05 | Robert Bosch Gmbh | Insert tool and tool holder for a hand tool |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1108248A (en) * | 1966-05-26 | 1968-04-03 | Balas Collet Company | Quick change tool holder |
FR2193681A1 (en) * | 1972-07-25 | 1974-02-22 | Bosch Gmbh Robert | |
DE2621898A1 (en) * | 1976-05-17 | 1977-12-01 | Rolf Krage | Clamp for precision tool with constant shaft dia. - has internally stepped cylindrical housing and tool holder with spherical pressure piece |
GB2096045A (en) * | 1981-04-03 | 1982-10-13 | Bosch Gmbh Robert | A tool holder |
DE3220794A1 (en) * | 1982-06-03 | 1983-12-08 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Sleeve-shaped tool holder for hammer drills |
DE3434076A1 (en) * | 1984-09-17 | 1986-04-17 | Hilti Ag, Schaan | TOOL HOLDER FOR DRILLING AND CHISEL TOOLS |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1858276A (en) * | 1930-04-18 | 1932-05-17 | Millers Falls Co | Hand tool |
US1862337A (en) * | 1931-01-28 | 1932-06-07 | George W Emrick | Tap, drill, and similar tool |
DE891043C (en) * | 1951-10-23 | 1953-09-24 | Rehbein Geb | Center drill for tapping milling cutter |
US3243924A (en) * | 1964-01-06 | 1966-04-05 | Wheel Trueing Tool Co | Diamond drill bit |
JPS6047044B2 (en) * | 1981-07-14 | 1985-10-19 | 萬デザイン株式会社 | Centering device for electromagnetic drill stand |
US4900202A (en) * | 1988-09-08 | 1990-02-13 | Wienhold James L | Chuck assembly for tool bits |
-
1990
- 1990-09-01 DE DE4027820A patent/DE4027820A1/en not_active Withdrawn
-
1991
- 1991-08-13 AT AT91810638T patent/ATE132066T1/en not_active IP Right Cessation
- 1991-08-13 ES ES91810638T patent/ES2080935T3/en not_active Expired - Lifetime
- 1991-08-13 EP EP91810638A patent/EP0474591B1/en not_active Expired - Lifetime
- 1991-08-13 DE DE59107142T patent/DE59107142D1/en not_active Expired - Fee Related
- 1991-08-13 DK DK91810638.6T patent/DK0474591T3/en active
- 1991-08-28 US US07/751,293 patent/US5174696A/en not_active Expired - Fee Related
- 1991-08-31 KR KR1019910015167A patent/KR920006084A/en not_active Application Discontinuation
- 1991-09-02 JP JP3221525A patent/JPH06198637A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1108248A (en) * | 1966-05-26 | 1968-04-03 | Balas Collet Company | Quick change tool holder |
FR2193681A1 (en) * | 1972-07-25 | 1974-02-22 | Bosch Gmbh Robert | |
DE2621898A1 (en) * | 1976-05-17 | 1977-12-01 | Rolf Krage | Clamp for precision tool with constant shaft dia. - has internally stepped cylindrical housing and tool holder with spherical pressure piece |
GB2096045A (en) * | 1981-04-03 | 1982-10-13 | Bosch Gmbh Robert | A tool holder |
DE3220794A1 (en) * | 1982-06-03 | 1983-12-08 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Sleeve-shaped tool holder for hammer drills |
DE3434076A1 (en) * | 1984-09-17 | 1986-04-17 | Hilti Ag, Schaan | TOOL HOLDER FOR DRILLING AND CHISEL TOOLS |
Also Published As
Publication number | Publication date |
---|---|
DK0474591T3 (en) | 1996-04-09 |
US5174696A (en) | 1992-12-29 |
EP0474591A2 (en) | 1992-03-11 |
ATE132066T1 (en) | 1996-01-15 |
JPH06198637A (en) | 1994-07-19 |
DE4027820A1 (en) | 1992-03-05 |
KR920006084A (en) | 1992-04-27 |
ES2080935T3 (en) | 1996-02-16 |
EP0474591B1 (en) | 1995-12-27 |
DE59107142D1 (en) | 1996-02-08 |
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