CA1048710A - Head forming method and resulting product - Google Patents
Head forming method and resulting productInfo
- Publication number
- CA1048710A CA1048710A CA76264978A CA264978A CA1048710A CA 1048710 A CA1048710 A CA 1048710A CA 76264978 A CA76264978 A CA 76264978A CA 264978 A CA264978 A CA 264978A CA 1048710 A CA1048710 A CA 1048710A
- Authority
- CA
- Canada
- Prior art keywords
- slot
- head
- forming
- fastener
- undercut
- 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
- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 25
- 238000009740 moulding (composite fabrication) Methods 0.000 description 48
- 230000009850 completed effect Effects 0.000 description 18
- 238000003801 milling Methods 0.000 description 11
- 230000000875 corresponding effect Effects 0.000 description 8
- 230000000295 complement effect Effects 0.000 description 7
- 241000237509 Patinopecten sp. Species 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 235000020637 scallop Nutrition 0.000 description 5
- 239000000047 product Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 229910001026 inconel Inorganic materials 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000789 fastener Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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
- F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool
- F16B23/0007—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool
- F16B23/0015—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool substantially rectangular, e.g. one-slot head
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/44—Making machine elements bolts, studs, or the like
- B21K1/46—Making machine elements bolts, studs, or the like with heads
- B21K1/463—Making machine elements bolts, studs, or the like with heads with recessed heads
-
- 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
- Y10S411/00—Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
- Y10S411/919—Screw having driving contacts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Forging (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/629,856 US4033003A (en) | 1975-11-07 | 1975-11-07 | Head forming method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1048710A true CA1048710A (en) | 1979-02-20 |
Family
ID=24524783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA76264978A Expired CA1048710A (en) | 1975-11-07 | 1976-11-05 | Head forming method and resulting product |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4033003A (OSRAM) |
| JP (1) | JPS5284164A (OSRAM) |
| AU (1) | AU1930876A (OSRAM) |
| BE (1) | BE847997A (OSRAM) |
| CA (1) | CA1048710A (OSRAM) |
| DE (1) | DE2650801A1 (OSRAM) |
| FR (1) | FR2398562A1 (OSRAM) |
| GB (1) | GB1524148A (OSRAM) |
| IT (1) | IT1073554B (OSRAM) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4160300A (en) * | 1977-09-15 | 1979-07-10 | Litton Systems, Inc. | Hammer for forming an undercut fastener driving slot |
| DE2940974A1 (de) * | 1978-03-01 | 1980-12-11 | T Hasegawa | Magnetic recorder/reproducer |
| AU7185881A (en) * | 1980-06-12 | 1981-12-17 | Kevin Paul Castles | Punch and die assembly |
| USD270424S (en) | 1980-10-22 | 1983-09-06 | The Eastern Company | Tool operator for tool-operated locks |
| USD270229S (en) | 1980-10-22 | 1983-08-23 | The Eastern Company | Tool and operator head for tool-operated lock |
| DE3117624C2 (de) * | 1981-05-05 | 1985-10-17 | J. Georg Bierbach Schraubenfabrik, 5990 Altena | Selbstformende Universalschraube |
| GB2123509B (en) * | 1982-06-25 | 1986-01-29 | Atomic Energy Authority Uk | Screw fasteners |
| GB2129348B (en) * | 1982-09-08 | 1986-09-24 | Blum Gmbh Julius | Screws |
| US4589154A (en) * | 1983-05-06 | 1986-05-20 | John Vaughn | Method and apparatus for forming the head of a high torque fastener |
| US4590825A (en) * | 1983-05-06 | 1986-05-27 | John Vaughn | High torque fastener and driving tool |
| US4497225A (en) * | 1983-05-06 | 1985-02-05 | John Vaughn | High torque fastener and driving tool |
| US4670927A (en) * | 1983-05-06 | 1987-06-09 | John Vaughn | Method and apparatus for forming the head of a high torque fastener |
| GB2188389A (en) * | 1985-11-30 | 1987-09-30 | Clive Alan Newbould | Screw driving formations |
| US5582548A (en) * | 1990-04-10 | 1996-12-10 | Czegledi; Imre | Method of manufacture of anti-slip fastener |
| DK27592A (da) * | 1992-03-03 | 1993-09-04 | Enkotec As | Fremgangsmaade og apparat til fremstilling af et aflangt emne |
| JPH09505521A (ja) * | 1993-11-23 | 1997-06-03 | インスティテュト カタリザ イメニ ゲー．カー．ボレスコバ シビルスコゴ オトデレニア ロシイスコイ アカデミイ ナウク | 複合多孔質材料 |
| US5562547A (en) * | 1994-08-12 | 1996-10-08 | Borzone; Richard | Self-attachment screw |
| US6223634B1 (en) | 1997-10-03 | 2001-05-01 | Phillips Screw Company | Recessed head fastener and driver systems |
| US5971860A (en) * | 1998-07-16 | 1999-10-26 | The Fastron Company | Device for detecting faulty recesses |
| GB2367104A (en) * | 2000-09-26 | 2002-03-27 | Maxim Jago Sam Hobbins | Screw head slot which retains a complementary screwdriver |
| FR2827016B1 (fr) * | 2001-07-04 | 2004-07-09 | Ge Med Sys Global Tech Co Llc | Dispositif quart de tour pour la fixation d'un capot ou d'un element analogue sur un element de structure, notamment dans le domaine des appareils medicaux |
| GB2444066B (en) * | 2006-11-21 | 2009-04-01 | Daniel Haines | Fastener system |
| DE102012001904A1 (de) * | 2012-01-27 | 2013-08-01 | Heinz Grund | Verfahren zur Ausstattung eines Verbindungselementes mit einem Kunststoffelement und mit diesem Verfahren hergestelltes Verbindungselement |
| JP5732006B2 (ja) * | 2012-06-28 | 2015-06-10 | 株式会社日立ハイテクノロジーズ | 試料冷却ホルダー及び冷却源容器 |
| US9097274B1 (en) * | 2014-03-10 | 2015-08-04 | Chi Tien Lin | Screws with function of screwdriver |
| CN113634707B (zh) * | 2021-06-29 | 2023-04-14 | 中国航空工业标准件制造有限责任公司 | 一种302不锈钢自锁螺母热镦成形的制备方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2182092A (en) * | 1936-04-21 | 1939-12-05 | Winslow Foster | Screw and the method of making same |
| CH218873A (de) * | 1939-06-07 | 1942-01-15 | Barmag Barmer Maschf | Verfahren zur Herstellung von zylindrischen Kunstseidenwickeln. |
| US2304704A (en) * | 1939-12-04 | 1942-12-08 | Winslow Foster | Screw |
| US2676510A (en) * | 1950-09-23 | 1954-04-27 | Nat Screw & Mfg Company | Screw driver slot with driver wedging means |
| US2954719A (en) * | 1957-10-24 | 1960-10-04 | Rudolph M Vaughn | Asymmetrical screw head slots |
| US3354481A (en) * | 1965-12-22 | 1967-11-28 | Emric W Bergere | Screw slot |
| US3388411A (en) * | 1966-01-14 | 1968-06-18 | Rudolph M. Vaughn | Method and apparatus for forming undercut screw head slots |
| US3453972A (en) * | 1966-01-14 | 1969-07-08 | Rudolph M Vaughn | Apparatus for forming undercut screw head slots |
| US3540342A (en) * | 1969-04-23 | 1970-11-17 | Rudolph Marion Vaughn | Self-aligning high torque screw slot |
-
1975
- 1975-11-07 US US05/629,856 patent/US4033003A/en not_active Expired - Lifetime
-
1976
- 1976-10-19 GB GB43411/76A patent/GB1524148A/en not_active Expired
- 1976-11-04 BE BE1007742A patent/BE847997A/xx unknown
- 1976-11-04 DE DE19762650801 patent/DE2650801A1/de not_active Withdrawn
- 1976-11-04 AU AU19308/76A patent/AU1930876A/en not_active Expired
- 1976-11-05 FR FR7633538A patent/FR2398562A1/fr active Granted
- 1976-11-05 JP JP13308076A patent/JPS5284164A/ja active Pending
- 1976-11-05 IT IT52040/76A patent/IT1073554B/it active
- 1976-11-05 CA CA76264978A patent/CA1048710A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2398562A1 (fr) | 1979-02-23 |
| DE2650801A1 (de) | 1977-05-12 |
| GB1524148A (en) | 1978-09-06 |
| FR2398562B1 (OSRAM) | 1981-12-18 |
| US4033003A (en) | 1977-07-05 |
| BE847997A (fr) | 1977-05-04 |
| IT1073554B (it) | 1985-04-17 |
| AU1930876A (en) | 1978-05-11 |
| JPS5284164A (en) | 1977-07-13 |
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