FI45380C - Cross recessed screw. - Google Patents
Cross recessed screw.Info
- Publication number
- FI45380C FI45380C FI104862A FI104862A FI45380C FI 45380 C FI45380 C FI 45380C FI 104862 A FI104862 A FI 104862A FI 104862 A FI104862 A FI 104862A FI 45380 C FI45380 C FI 45380C
- Authority
- FI
- Finland
- Prior art keywords
- cross recessed
- recessed screw
- screw
- cross
- recessed
- Prior art date
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
- 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
- F16B23/0023—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 cross-shaped
-
- 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
-
- 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)
- General Engineering & Computer Science (AREA)
- Forging (AREA)
- Insertion Pins And Rivets (AREA)
- Slide Fasteners (AREA)
- Connection Of Plates (AREA)
- Bolts, Nuts, And Washers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11283661A | 1961-05-26 | 1961-05-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
FI45380B FI45380B (en) | 1972-01-31 |
FI45380C true FI45380C (en) | 1972-05-10 |
Family
ID=22346082
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI104862A FI45380C (en) | 1961-05-26 | 1962-05-24 | Cross recessed screw. |
Country Status (11)
Country | Link |
---|---|
AT (2) | AT241237B (en) |
BE (1) | BE618104A (en) |
CH (3) | CH464117A (en) |
DE (3) | DE1675640B1 (en) |
DK (1) | DK113041B (en) |
ES (1) | ES277721A1 (en) |
FI (1) | FI45380C (en) |
GB (1) | GB1006509A (en) |
LU (1) | LU41783A1 (en) |
MY (1) | MY6600087A (en) |
NL (2) | NL278918A (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1521141A (en) * | 1975-07-19 | 1978-08-16 | Gkn Fasteners Ltd | Threaded fastener |
US4355552A (en) * | 1980-04-14 | 1982-10-26 | Technofast, Inc. | Recessed head screw |
GB2129348B (en) * | 1982-09-08 | 1986-09-24 | Blum Gmbh Julius | Screws |
EP0206564B1 (en) * | 1985-06-03 | 1990-04-04 | Isotech Consultants Inc. | Screw driving socket |
DE3709513A1 (en) * | 1987-03-23 | 1988-10-13 | Salice Arturo Spa | METHOD FOR PRODUCING A SCREW WITH A SCREW HEAD WITH CROSS-SLOTS |
GB2244775B (en) * | 1990-06-05 | 1993-08-11 | Titus Tool Co Ltd | Screws |
IT1269314B (en) * | 1994-04-14 | 1997-03-26 | Carlo Sala | SCREW AND RELATIVE SCREWING TOOL |
US6223634B1 (en) | 1997-10-03 | 2001-05-01 | Phillips Screw Company | Recessed head fastener and driver systems |
WO1999047820A1 (en) | 1998-03-18 | 1999-09-23 | Francisco Casino Lorite | Assembly of screw and screwdriver which are mutually self-gripping |
EP3234382A1 (en) | 2014-12-17 | 2017-10-25 | Research Engineering & Manufacturing Inc. | Recessed head fastener and driver combination |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2588404A (en) * | 1946-09-04 | 1952-03-11 | Herman G Muenchinger | Fastening device and method of making same |
FR1255865A (en) * | 1959-05-05 | 1961-03-10 | Phillips Screw Co | Hollow head threaded fastener |
-
0
- NL NL133564D patent/NL133564C/xx active
- NL NL278918D patent/NL278918A/xx unknown
-
1962
- 1962-05-04 GB GB1712262A patent/GB1006509A/en not_active Expired
- 1962-05-18 DE DE19621675640 patent/DE1675640B1/en active Pending
- 1962-05-18 DE DE1962G0025981 patent/DE1949486U/en not_active Expired
- 1962-05-18 DE DE1962G0035522 patent/DE1950935U/en not_active Expired
- 1962-05-24 FI FI104862A patent/FI45380C/en active
- 1962-05-25 AT AT1008463A patent/AT241237B/en active
- 1962-05-25 LU LU41783D patent/LU41783A1/xx unknown
- 1962-05-25 DK DK237762A patent/DK113041B/en unknown
- 1962-05-25 BE BE618104A patent/BE618104A/en unknown
- 1962-05-25 CH CH320866A patent/CH464117A/en unknown
- 1962-05-25 AT AT430062A patent/AT253309B/en active
- 1962-05-25 CH CH637462A patent/CH451605A/en unknown
- 1962-05-25 CH CH317067A patent/CH456312A/en unknown
- 1962-05-26 ES ES277721A patent/ES277721A1/en not_active Expired
-
1966
- 1966-12-31 MY MY6600087A patent/MY6600087A/en unknown
Also Published As
Publication number | Publication date |
---|---|
DK113041B (en) | 1969-02-10 |
CH456312A (en) | 1968-07-15 |
NL278918A (en) | |
AT241237B (en) | 1965-07-12 |
CH464117A (en) | 1968-10-15 |
GB1006509A (en) | 1965-10-06 |
BE618104A (en) | 1962-09-17 |
CH451605A (en) | 1968-05-15 |
ES277721A1 (en) | 1962-10-01 |
DE1950935U (en) | 1966-12-01 |
FI45380B (en) | 1972-01-31 |
DE1949486U (en) | 1966-11-10 |
LU41783A1 (en) | 1962-07-25 |
NL133564C (en) | |
MY6600087A (en) | 1966-12-31 |
AT253309B (en) | 1967-04-10 |
DE1675640B1 (en) | 1969-12-11 |
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