FR550357A - Perfectionnements relatifs aux machines à calculer - Google Patents

Perfectionnements relatifs aux machines à calculer

Info

Publication number: FR550357A
Authority: FR; France
Prior art keywords: calculating machines; machines; calculating
Prior art date: 1919-12-16
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

Application number

Other languages

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

AUTOKAL SYNDICATE Ltd

Original Assignee

AUTOKAL SYNDICATE Ltd

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.)

1921-07-22

Filing date

1919-12-16

Publication date

1923-03-05

1919-12-16 Application filed by AUTOKAL SYNDICATE Ltd filed Critical AUTOKAL SYNDICATE Ltd

1923-03-05 Application granted granted Critical

1923-03-05 Publication of FR550357A publication Critical patent/FR550357A/fr

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
- G06C11/00—Output mechanisms
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F5/00—Coils
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Electromagnetism (AREA)
Power Engineering (AREA)
Computer Hardware Design (AREA)
Computing Systems (AREA)
General Physics & Mathematics (AREA)
Theoretical Computer Science (AREA)
Coils Of Transformers For General Uses (AREA)
Electromagnets (AREA)

FR550357D 1921-07-22 1919-12-16 Perfectionnements relatifs aux machines à calculer Expired FR550357A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB19738/21A GB189174A (en)	1921-07-22	1921-07-22	Improvements in electro-magnets

Publications (1)

Publication Number	Publication Date
FR550357A true FR550357A (fr)	1923-03-05

Family

ID=10134367

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
FR550357D Expired FR550357A (fr)	1921-07-22	1919-12-16	Perfectionnements relatifs aux machines à calculer
FR550351D Expired FR550351A (fr)	1921-07-22	1922-04-20	Perfectionnements aux électro-aimants

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
FR550351D Expired FR550351A (fr)	1921-07-22	1922-04-20	Perfectionnements aux électro-aimants

Country Status (4)

Country	Link
US (1)	US1501787A (fr)
DE (1)	DE424674C (fr)
FR (2)	FR550357A (fr)
GB (1)	GB189174A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2461230A (en) *	1946-09-04	1949-02-08	Rca Corp	Deflecting coil
US2488325A (en) *	1947-06-25	1949-11-15	Bell Telephone Labor Inc	Electrical winding
US2559824A (en) *	1947-11-12	1951-07-10	George H Leland	Method of winding layer wound magnet coils
US3304599A (en) *	1965-03-30	1967-02-21	Teletype Corp	Method of manufacturing an electromagnet having a u-shaped core
GB8305303D0 (en) *	1983-02-25	1983-03-30	Picker Int Ltd	Magnets
US4536728A (en) *	1983-10-03	1985-08-20	International Telephone & Telegraph Corp.	Valve solenoid windings
DE3908350A1 (de) *	1989-03-15	1990-09-20	Asea Brown Boveri	Elektrische spule

1919
- 1919-12-16 FR FR550357D patent/FR550357A/fr not_active Expired
1921
- 1921-07-22 GB GB19738/21A patent/GB189174A/en not_active Expired
- 1921-11-03 US US512603A patent/US1501787A/en not_active Expired - Lifetime
1922
- 1922-04-08 DE DEL55350D patent/DE424674C/de not_active Expired
- 1922-04-20 FR FR550351D patent/FR550351A/fr not_active Expired

Also Published As

Publication number	Publication date
GB189174A (en)	1922-11-22
US1501787A (en)	1924-07-15
FR550351A (fr)	1923-03-05
DE424674C (de)	1926-02-02

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