IT992750B - Metodo ed apparecchio per stampare le estremita di sbozzati per viti - Google Patents
Metodo ed apparecchio per stampare le estremita di sbozzati per vitiInfo
- Publication number
- IT992750B IT992750B IT27268/73A IT2726873A IT992750B IT 992750 B IT992750 B IT 992750B IT 27268/73 A IT27268/73 A IT 27268/73A IT 2726873 A IT2726873 A IT 2726873A IT 992750 B IT992750 B IT 992750B
- Authority
- IT
- Italy
- Prior art keywords
- blank
- screws
- printing
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/02—Dies or mountings therefor
-
- 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
- B21K1/56—Making machine elements screw-threaded elements
-
- 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
- B21K5/00—Making tools or tool parts, e.g. pliers
- B21K5/20—Making working faces of dies, either recessed or outstanding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00319279A US3835495A (en) | 1972-12-29 | 1972-12-29 | Method and apparatus for swaging screw blank extremities |
Publications (1)
Publication Number | Publication Date |
---|---|
IT992750B true IT992750B (it) | 1975-09-30 |
Family
ID=23241587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT27268/73A IT992750B (it) | 1972-12-29 | 1973-07-30 | Metodo ed apparecchio per stampare le estremita di sbozzati per viti |
Country Status (11)
Country | Link |
---|---|
US (1) | US3835495A (it) |
JP (1) | JPS4997153A (it) |
AU (1) | AU473193B2 (it) |
BR (1) | BR7303651D0 (it) |
CA (1) | CA973665A (it) |
DE (1) | DE2331640C3 (it) |
FR (1) | FR2212193B1 (it) |
GB (2) | GB1414680A (it) |
IT (1) | IT992750B (it) |
SE (1) | SE395385B (it) |
ZA (1) | ZA733109B (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4915560A (en) * | 1987-04-02 | 1990-04-10 | Buell Industrial, Inc. | Anti-cross threading fastener |
US4982596A (en) * | 1990-01-26 | 1991-01-08 | Buell Industries, Inc. | Die for manufacturing a fastener blank |
US5277636A (en) * | 1992-02-21 | 1994-01-11 | Nancy Seith | Personal flotation device |
JP3737001B2 (ja) * | 1999-09-30 | 2006-01-18 | 株式会社杉浦製作所 | めねじ部材とおねじ部材との螺合ユニット |
US6878069B2 (en) * | 2003-06-05 | 2005-04-12 | Sps Technologies, Inc. | Helical groove fasteners and methods for making same |
DE102013203150A1 (de) * | 2013-02-26 | 2014-08-28 | Hilti Aktiengesellschaft | Verfahren zum Herstellen einer Betonschraube |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB195705A (en) * | 1921-12-24 | 1923-03-26 | Fred Dyson Sacker | Improvements relating to stud bolts, bolts and the like, and their manufacture |
US2354924A (en) * | 1941-01-15 | 1944-08-01 | Edgar T Meakin | Extrusion mill |
US3072933A (en) * | 1959-01-26 | 1963-01-15 | Textron Ind Inc | Method of extruding shank portions with 50% or less cross-sectional area than that of the original blanks |
US3104161A (en) * | 1960-07-05 | 1963-09-17 | Textron Ind Inc | Metal blank with extruded portion of non-circular cross section |
US3024896A (en) * | 1960-11-10 | 1962-03-13 | Albert W Scribner | Metal drawing |
US3180126A (en) * | 1962-11-14 | 1965-04-27 | Textron Ind Inc | Self-tapping screw and method of manufacture |
US3384911A (en) * | 1966-02-07 | 1968-05-28 | Textron Ind Inc | Method of making serrated-head blanks for fasteners |
US3461470A (en) * | 1966-07-07 | 1969-08-19 | Fastron Co | Thread-forming screw and method of making the same |
US3423778A (en) * | 1966-10-12 | 1969-01-28 | Milton Morse | Means and method of making threaded fasteners |
US3803889A (en) * | 1970-01-19 | 1974-04-16 | Res Eng Mfg Inc | Self-thread forming threaded fasteners and method for making same |
US3681963A (en) * | 1970-01-19 | 1972-08-08 | Res Eng & Mfg | Self-thread forming threaded fasteners and method and apparatus for making the same |
US3683436A (en) * | 1970-01-22 | 1972-08-15 | Textron Inc | Method for making a drill screw with an extruded point |
-
1972
- 1972-12-29 US US00319279A patent/US3835495A/en not_active Expired - Lifetime
-
1973
- 1973-05-04 CA CA170,490A patent/CA973665A/en not_active Expired
- 1973-05-08 SE SE7306432A patent/SE395385B/xx unknown
- 1973-05-08 ZA ZA00733109A patent/ZA733109B/xx unknown
- 1973-05-09 AU AU55483/73A patent/AU473193B2/en not_active Expired
- 1973-05-18 BR BR3651/73A patent/BR7303651D0/pt unknown
- 1973-06-08 FR FR7321095A patent/FR2212193B1/fr not_active Expired
- 1973-06-22 DE DE2331640A patent/DE2331640C3/de not_active Expired
- 1973-07-30 IT IT27268/73A patent/IT992750B/it active
- 1973-12-18 JP JP48142330A patent/JPS4997153A/ja active Pending
- 1973-12-28 GB GB1019875A patent/GB1414680A/en not_active Expired
- 1973-12-28 GB GB6003773A patent/GB1414679A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU473193B2 (en) | 1976-06-17 |
GB1414679A (en) | 1975-11-19 |
JPS4997153A (it) | 1974-09-13 |
GB1414680A (en) | 1975-11-19 |
DE2331640C3 (de) | 1981-04-09 |
BR7303651D0 (pt) | 1974-08-15 |
ZA733109B (en) | 1975-01-29 |
AU5548373A (en) | 1974-11-14 |
SE395385B (sv) | 1977-08-15 |
FR2212193A1 (it) | 1974-07-26 |
FR2212193B1 (it) | 1977-02-11 |
DE2331640A1 (de) | 1974-07-04 |
CA973665A (en) | 1975-09-02 |
DE2331640B2 (de) | 1980-03-06 |
US3835495A (en) | 1974-09-17 |
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