GB2178986B - Drill screw - Google Patents
Drill screwInfo
- Publication number
- GB2178986B GB2178986B GB8619508A GB8619508A GB2178986B GB 2178986 B GB2178986 B GB 2178986B GB 8619508 A GB8619508 A GB 8619508A GB 8619508 A GB8619508 A GB 8619508A GB 2178986 B GB2178986 B GB 2178986B
- Authority
- GB
- United Kingdom
- Prior art keywords
- drill screw
- drill
- screw
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
- F16B25/10—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws
- F16B25/103—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws by means of a drilling screw-point, i.e. with a cutting and material removing action
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
- F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
- F16B25/0084—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by geometric details of the tip
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Forging (AREA)
- Supporting Of Heads In Record-Carrier Devices (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Dowels (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US76558185A | 1985-08-14 | 1985-08-14 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8619508D0 GB8619508D0 (en) | 1986-09-24 |
GB2178986A GB2178986A (en) | 1987-02-25 |
GB2178986B true GB2178986B (en) | 1989-12-28 |
Family
ID=25073921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8619508A Expired GB2178986B (en) | 1985-08-14 | 1986-08-11 | Drill screw |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS6241416A (en) |
AU (1) | AU582457B2 (en) |
CA (1) | CA1275840C (en) |
DE (1) | DE3626627C2 (en) |
FR (1) | FR2586275B1 (en) |
GB (1) | GB2178986B (en) |
IT (1) | IT1197865B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2511769B2 (en) * | 1991-05-30 | 1996-07-03 | エヌ.ジアンヌズィ ルイス | Self drill anchor |
US5129901A (en) * | 1991-06-10 | 1992-07-14 | Decoste Vern X | Cannulated orthopedic screw |
US6382892B1 (en) * | 2001-01-16 | 2002-05-07 | Dave C. Hempfling | Wall anchor with improved drilling tip |
JP2003222116A (en) * | 2002-01-31 | 2003-08-08 | Honda Motor Co Ltd | Self-tapping bolt |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2100628A (en) * | 1981-06-25 | 1983-01-06 | Shinjo Seisakusho Yk | A drill screw |
GB2169826A (en) * | 1985-01-17 | 1986-07-23 | Usm Corp | Drill and thread forming fastener |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD81268A (en) * | ||||
DD72426A (en) * | ||||
DE1938944U (en) * | 1966-02-05 | 1966-05-18 | Lennewerk Altena G M B H Schra | TIN DRILLING SCREW. |
US3395603A (en) * | 1966-09-13 | 1968-08-06 | Parker Kaion Corp | Rotary threaded fasteners |
DD83671A1 (en) * | 1969-12-23 | 1971-08-05 | Dieter Dr-Ing Roehrich | Bohrtreibschraube |
US4147088A (en) * | 1977-03-16 | 1979-04-03 | Nl Industries, Inc. | Drill screw |
US4192217A (en) * | 1978-07-17 | 1980-03-11 | J. Schwartzman Manufacturing & Supply Co. | Self-drilling screw |
US4233880A (en) * | 1978-07-20 | 1980-11-18 | Illinois Tool Works Inc. | Stainless steel drill screw |
JPS597046A (en) * | 1982-07-03 | 1984-01-14 | 日東紡績株式会社 | Synthetic-resin laminated board enabling sharp cutting by laser beam |
-
1986
- 1986-08-06 DE DE3626627A patent/DE3626627C2/en not_active Expired - Fee Related
- 1986-08-11 GB GB8619508A patent/GB2178986B/en not_active Expired
- 1986-08-13 CA CA000515903A patent/CA1275840C/en not_active Expired - Fee Related
- 1986-08-13 FR FR868611681A patent/FR2586275B1/en not_active Expired - Fee Related
- 1986-08-13 AU AU61109/86A patent/AU582457B2/en not_active Ceased
- 1986-08-13 IT IT21477/86A patent/IT1197865B/en active
- 1986-08-14 JP JP61191182A patent/JPS6241416A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2100628A (en) * | 1981-06-25 | 1983-01-06 | Shinjo Seisakusho Yk | A drill screw |
GB2169826A (en) * | 1985-01-17 | 1986-07-23 | Usm Corp | Drill and thread forming fastener |
Also Published As
Publication number | Publication date |
---|---|
GB2178986A (en) | 1987-02-25 |
CA1275840C (en) | 1990-11-06 |
FR2586275B1 (en) | 1990-01-05 |
FR2586275A1 (en) | 1987-02-20 |
IT8621477A0 (en) | 1986-08-13 |
DE3626627A1 (en) | 1987-02-19 |
AU6110986A (en) | 1987-02-19 |
DE3626627C2 (en) | 1995-03-16 |
GB8619508D0 (en) | 1986-09-24 |
AU582457B2 (en) | 1989-03-23 |
IT8621477A1 (en) | 1988-02-13 |
JPS6241416A (en) | 1987-02-23 |
IT1197865B (en) | 1988-12-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PE20 | Patent expired after termination of 20 years |
Effective date: 20060810 |