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ZA833022B - Photo-optic door swtch - Google Patents

Photo-optic door swtch

Info

Publication number
ZA833022B
ZA833022B ZA833022A ZA833022A ZA833022B ZA 833022 B ZA833022 B ZA 833022B ZA 833022 A ZA833022 A ZA 833022A ZA 833022 A ZA833022 A ZA 833022A ZA 833022 B ZA833022 B ZA 833022B
Authority
ZA
South Africa
Prior art keywords
swtch
photo
optic
door
optic door
Prior art date
Application number
ZA833022A
Inventor
Edward William Culley
Christopher Robert Attaway
Original Assignee
Ainsworth Nominees Pty 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.)
Filing date
Publication date
Application filed by Ainsworth Nominees Pty Ltd filed Critical Ainsworth Nominees Pty Ltd
Publication of ZA833022B publication Critical patent/ZA833022B/en

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
    • G07F17/32—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for games, toys, sports, or amusements
    • G07F17/34—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for games, toys, sports, or amusements depending on the stopping of moving members in a mechanical slot machine, e.g. "fruit" machines
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
    • G07F17/32—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for games, toys, sports, or amusements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
  • Slot Machines And Peripheral Devices (AREA)
  • Lock And Its Accessories (AREA)
  • Soil Working Implements (AREA)
ZA833022A 1982-05-10 1983-04-28 Photo-optic door swtch ZA833022B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPF393182 1982-05-10

Publications (1)

Publication Number Publication Date
ZA833022B true ZA833022B (en) 1984-01-25

Family

ID=3769523

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA833022A ZA833022B (en) 1982-05-10 1983-04-28 Photo-optic door swtch

Country Status (7)

Country Link
JP (1) JPS5985A (en)
AU (1) AU1380683A (en)
DE (1) DE3316944A1 (en)
FR (1) FR2526562A1 (en)
GB (1) GB2124003A (en)
NL (1) NL8301671A (en)
ZA (1) ZA833022B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60138588U (en) * 1984-02-28 1985-09-13 徳山　謙二朗 slot machine
US4666027A (en) * 1986-02-07 1987-05-19 Validation Systems, Inc. Coin validation apparatus and method for detecting stringing of coins and distinguishing valid tokens or coins from slugs
GB2200748A (en) * 1987-01-16 1988-08-10 Europ Microwaves Limited Door alarm system
US5531309A (en) * 1995-08-28 1996-07-02 Bally Gaming International, Inc. Method and apparatus for detecting fraud or theft in a gaming machine
JP3810321B2 (en) * 2002-01-10 2006-08-16 コナミ株式会社 Slot machine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1082973A (en) * 1964-04-02 1967-09-13 Int Research & Dev Co Ltd Electrical interrupted-beam alarm systems
DE2646160C2 (en) * 1975-12-08 1983-12-22 Cerberus AG, 8708 Männedorf, Zürich Method and device for monitoring sound-conducting media
GB1593155A (en) * 1977-12-14 1981-07-15 Brotherton Ratcliffe A Optical burglar alarm switch
GB2040524A (en) * 1979-12-04 1980-08-28 Lawrence Security Services Ltd Alarm System

Also Published As

Publication number Publication date
FR2526562A1 (en) 1983-11-10
GB8311877D0 (en) 1983-06-02
JPS5985A (en) 1984-01-05
NL8301671A (en) 1983-12-01
GB2124003A (en) 1984-02-08
AU1380683A (en) 1983-12-15
DE3316944A1 (en) 1983-11-24

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