JPS5556317A - Key device having snap action - Google Patents

Key device having snap action

Info

Publication number: JPS5556317A
Authority: JP; Japan
Prior art keywords: key device; snap action; snap; action; key
Prior art date: 1978-10-11
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.): Pending

Application number

JP13129179A

Other languages

English (en)

Inventor

Jiee Rongurotsudo Sukotsuto

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.)

SCM Corp

Original Assignee

SCM Corp

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.)

1978-10-11

Filing date

1979-10-11

Publication date

1980-04-25

1979-10-11 Application filed by SCM Corp filed Critical SCM Corp

1980-04-25 Publication of JPS5556317A publication Critical patent/JPS5556317A/ja

Status Pending legal-status Critical Current

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J5/00—Devices or arrangements for controlling character selection
- B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
- B41J5/26—Regulating touch, key dip or stroke, or the like
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J5/00—Devices or arrangements for controlling character selection
- B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
- B41J5/14—Construction of key levers
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/18—Mechanical movements
- Y10T74/18856—Oscillating to oscillating
- Y10T74/18864—Snap action
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/18—Mechanical movements
- Y10T74/18856—Oscillating to oscillating
- Y10T74/18864—Snap action
- Y10T74/18872—Plate spring

Landscapes

Input From Keyboards Or The Like (AREA)
Push-Button Switches (AREA)
Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Electrophonic Musical Instruments (AREA)

JP13129179A 1978-10-11 1979-10-11 Key device having snap action Pending JPS5556317A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/950,482 US4269521A (en)	1978-10-11	1978-10-11	Key mechanism having a snap action

Publications (1)

Publication Number	Publication Date
JPS5556317A true JPS5556317A (en)	1980-04-25

Family

ID=25490490

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP13129179A Pending JPS5556317A (en)	1978-10-11	1979-10-11	Key device having snap action

Country Status (10)

Country	Link
US (1)	US4269521A (ja)
JP (1)	JPS5556317A (ja)
BR (1)	BR7906606A (ja)
CA (1)	CA1130747A (ja)
DE (1)	DE2941309A1 (ja)
FR (1)	FR2438545A1 (ja)
GB (1)	GB2033303B (ja)
IT (1)	IT1125477B (ja)
NL (1)	NL7907554A (ja)
SE (1)	SE7908402L (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4343557A (en) *	1981-01-15	1982-08-10	Scm Corporation	Spacebar touch control apparatus
US4407596A (en) *	1981-05-29	1983-10-04	Scm Corporation	Case shift and lock input mechanism including a shift control switch
US4513271A (en) *	1982-07-16	1985-04-23	Minnesota Mining And Manufacturing Company	Momentary contact magnetic switch
US4855548A (en) *	1988-06-17	1989-08-08	Smith Corona Corporation	Keybutton guide assembly for a keyboard
US4818828A (en) *	1988-06-17	1989-04-04	Smith Corona Corporation	Electronic keyboard
DE19620880A1 (de) *	1996-05-23	1997-11-27	Brandestini Marco	Verfahren und Vorrichtung zur Erzeugung von elektrischer Energie für den Betrieb elektrischer Kleingeräte
US20050054431A1 (en) *	1997-07-03	2005-03-10	Walker Jay S.	Method and apparatus for providing instructions to gaming devices
US9324515B2 (en)	2012-08-06	2016-04-26	Synaptics Incorporated	Touchsurface assembly utilizing magnetically enabled hinge
US9177733B2 (en)	2012-08-06	2015-11-03	Synaptics Incorporated	Touchsurface assemblies with linkages

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Title
US393496A (en) *		1888-11-27	Sponge and slate-pencil holder
JPS50149415A (ja) *	1974-05-20	1975-11-29
JPS528B2 (ja) *	1972-01-11	1977-01-05

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US450324A (en) *		1891-04-14		George w
US403288A (en) *		1889-05-14		Mechanical movement
US2518480A (en) *	1946-06-01	1950-08-15	Barber Colman Co	Snap switch
FR963862A (ja) *	1947-04-04	1950-07-24
US2646478A (en) *	1949-06-24	1953-07-21	Gen Electric	Switch closing mechanism
BE505847A (ja) *	1950-09-16
DE1447353B2 (de) *	1964-04-21	1970-06-11	Grundig, Max, 85IO Fürth	Verstellbare Tastenhebelfederung für Schreib-, Rechen- oder ähnliche Maschinen
GB1028059A (en) *	1964-11-06	1966-05-04	Creed & Co Ltd	A signal generating arrangement for an electric typewriter and similar apparatus
US3612240A (en) *	1970-01-30	1971-10-12	Litton Business Systems Inc	Key-responsive switching mechanism
CH518803A (fr) *	1970-12-15	1972-02-15	Paillard Sa	Dispositif de frappe d'une machine à écrire
US3725908A (en) *	1971-06-21	1973-04-03	Control Data Corp	Impact transducer keyboard apparatus
GB1472851A (en) *	1973-04-09	1977-05-11	Alphameric Keyboards Ltd	Keyboards
US4055734A (en) *	1973-12-26	1977-10-25	Thomas John Hayden	Keyboard switch assembly with hinged pushbuttons and cantilevered terminal members
US3915277A (en) *	1974-08-28	1975-10-28	Scm Corp	Typing machine key action
US4188137A (en) *	1977-12-12	1980-02-12	Scm Corporation	Low silhouette keyboard

1978
- 1978-10-11 US US05/950,482 patent/US4269521A/en not_active Expired - Lifetime
1979
- 1979-10-10 SE SE7908402A patent/SE7908402L/ not_active Application Discontinuation
- 1979-10-10 CA CA337,287A patent/CA1130747A/en not_active Expired
- 1979-10-10 IT IT26375/79A patent/IT1125477B/it active
- 1979-10-10 GB GB7935175A patent/GB2033303B/en not_active Expired
- 1979-10-11 DE DE19792941309 patent/DE2941309A1/de not_active Ceased
- 1979-10-11 FR FR7925345A patent/FR2438545A1/fr not_active Withdrawn
- 1979-10-11 BR BR7906606A patent/BR7906606A/pt unknown
- 1979-10-11 NL NL7907554A patent/NL7907554A/nl not_active Application Discontinuation
- 1979-10-11 JP JP13129179A patent/JPS5556317A/ja active Pending

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Title
US393496A (en) *		1888-11-27	Sponge and slate-pencil holder
JPS528B2 (ja) *	1972-01-11	1977-01-05
JPS50149415A (ja) *	1974-05-20	1975-11-29

Also Published As

Publication number	Publication date
GB2033303B (en)	1982-10-27
NL7907554A (nl)	1980-04-15
CA1130747A (en)	1982-08-31
IT1125477B (it)	1986-05-14
US4269521A (en)	1981-05-26
BR7906606A (pt)	1980-06-17
FR2438545A1 (fr)	1980-05-09
SE7908402L (sv)	1980-04-12
IT7926375A0 (it)	1979-10-10
DE2941309A1 (de)	1980-04-17
GB2033303A (en)	1980-05-21

Publication	Publication Date	Title
GB2015410B (en)	1982-05-06	Punching device
GB2036161B (en)	1982-07-28	Key
JPS5556317A (en)	1980-04-25	Key device having snap action
JPS5537690A (en)	1980-03-15	Improved electiric device
JPS5510399A (en)	1980-01-24	Punching device
JPS5533746A (en)	1980-03-10	Switching device
GB2070912B (en)	1982-12-08	Key
JPS54103569A (en)	1979-08-15	Contact device
JPS5580221A (en)	1980-06-17	Key switch
JPS5546286A (en)	1980-03-31	Switching device
JPS5556316A (en)	1980-04-25	Switching device
JPS5549822A (en)	1980-04-10	Switching device
JPS54123345A (en)	1979-09-25	Button conveyyin device
JPS5572318A (en)	1980-05-31	Switching device
JPS54139380A (en)	1979-10-29	Etching device
JPS5564311A (en)	1980-05-15	Contact device
JPS54103198A (en)	1979-08-14	Key discriminating device
JPS54103714A (en)	1979-08-15	Aluminzum key
JPS5517953A (en)	1980-02-07	Switching device
JPS553159A (en)	1980-01-10	Switching device
JPS5562622A (en)	1980-05-12	Switching device
JPS5539119A (en)	1980-03-18	Switching device
JPS5562621A (en)	1980-05-12	Switching device
JPS5560221A (en)	1980-05-07	Switching device
JPS5543789A (en)	1980-03-27	Selffspray type switching device