BE736846A - - Google Patents

Info

Publication number: BE736846A
Authority: BE; Belgium

Application number

BE736846A

Priority date (The priority date 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 date listed.)

1968-07-31

Filing date

1969-07-31

Publication date

1969-12-31

1969-07-31 Application filed filed Critical

1969-12-31 Publication of BE736846A publication Critical patent/BE736846A/xx

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
- 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
- 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
- F16B23/0038—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 prismatic with up to six edges, e.g. triangular, square, pentagonal, Allen-type cross-sections
- 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
- F16B33/00—Features common to bolt and nut
- F16B33/006—Non-metallic fasteners using screw-thread

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)

BE736846A 1968-07-31 1969-07-31 BE736846A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR161383		1968-07-31

Publications (1)

Publication Number	Publication Date
BE736846A true BE736846A (fr)	1969-12-31

Family

ID=8653283

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE736846A BE736846A (fr)	1968-07-31	1969-07-31

Country Status (4)

Country	Link
BE (1)	BE736846A (fr)
FR (1)	FR1585454A (fr)
LU (1)	LU59229A1 (fr)
MC (1)	MC795A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE8418588U1 (de) *	1984-06-15	1984-10-04	Mecron Medizinische Produkte Gmbh, 1000 Berlin	Schraube
FR2584151B1 (fr) *	1985-06-28	1988-04-29	Saint Chamond Granat Ets	Vis a empreinte d'extremite
EP0273078A1 (fr) *	1986-12-29	1988-07-06	Etablissements SAINT - CHAMOND - GRANAT	Vis à empreinte d'extrémité
GB2285940A (en) *	1994-01-27	1995-08-02	Malcolm Turner	Fastening system
US6988432B2 (en)	2003-11-06	2006-01-24	Uniscrew Worldwide, Inc.	Multi-tiered-recess screws
GB201222688D0 (en)	2012-12-17	2013-01-30	Depuy Ireland	A twist-drivable pin assembly

1968
- 1968-07-31 FR FR1585454D patent/FR1585454A/fr not_active Expired
1969
- 1969-06-29 MC MC837A patent/MC795A1/fr unknown
- 1969-07-31 BE BE736846A patent/BE736846A/xx unknown
- 1969-08-05 LU LU59229A patent/LU59229A1/xx unknown

Also Published As

Publication number	Publication date
LU59229A1 (fr)	1969-12-22
FR1585454A (fr)	1970-01-23
MC795A1 (fr)	1970-04-27

Publication	Publication Date	Title
AU1946070A (fr)	1972-05-09
AU5506869A (fr)	1970-11-26
AU2374870A (fr)	1972-06-29
AU5184069A (fr)	1970-07-17
AU6168869A (fr)	1971-04-08
AU6171569A (fr)	1971-04-08
AU4811568A (fr)	1974-08-01
AR203075Q (fr)	1975-08-14
BE709301A (fr)	1968-07-12
BE709095A (fr)	1968-07-09
BE725559A (fr)	1969-06-16
BE718591A (fr)	1968-12-31
BE726321A (fr)	1969-05-29
BE715850A (fr)	1968-10-16
BE715261A (fr)	1968-10-16
BE709496A (fr)	1968-07-17
BE709484A (fr)	1968-05-30
BE709479A (fr)	1968-07-17
BE709446A (fr)	1968-05-30
BE709435A (fr)	1968-07-16
BE726646A (fr)	1969-06-16
BE709415A (fr)	1968-05-30
BE709320A (fr)	1968-05-16
BE709319A (fr)	1968-05-16
BE727337A (fr)	1969-07-23