ITRM910870A0 - Sistema di sicurezza per porte con serratura elettromagnetica - Google Patents

Sistema di sicurezza per porte con serratura elettromagnetica

Info

Publication number
ITRM910870A0
ITRM910870A0 IT91RM870A ITRM910870A ITRM910870A0 IT RM910870 A0 ITRM910870 A0 IT RM910870A0 IT 91RM870 A IT91RM870 A IT 91RM870A IT RM910870 A ITRM910870 A IT RM910870A IT RM910870 A0 ITRM910870 A0 IT RM910870A0
Authority
IT
Italy
Prior art keywords
doors
security system
electromagnetic lock
electromagnetic
lock
Prior art date
Application number
IT91RM870A
Other languages
English (en)
Inventor
George Frolov
Gary Lavelle
James J Scott
Original Assignee
Harrow Products Inc
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 Harrow Products Inc filed Critical Harrow Products Inc
Publication of ITRM910870A0 publication Critical patent/ITRM910870A0/it
Publication of ITRM910870A1 publication Critical patent/ITRM910870A1/it
Application granted granted Critical
Publication of IT1249474B publication Critical patent/IT1249474B/it

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C19/00—Other devices specially designed for securing wings, e.g. with suction cups
    • E05C19/16—Devices holding the wing by magnetic or electromagnetic attraction
    • E05C19/166—Devices holding the wing by magnetic or electromagnetic attraction electromagnetic
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use
    • E05B65/10—Locks or fastenings for special use for panic or emergency doors
    • E05B65/108—Electronically controlled emergency exits
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B2047/0048—Circuits, feeding, monitoring
    • E05B2047/0057—Feeding
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B43/00—Time locks
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B45/00—Alarm locks
    • E05B45/06—Electric alarm locks
    • 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
    • Y10T292/00—Closure fasteners
    • Y10T292/11—Magnetic

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Burglar Alarm Systems (AREA)
  • Lock And Its Accessories (AREA)
ITRM910870A 1990-11-19 1991-11-18 Sistema di sicurezza per porte con serratura elettromagnetica. IT1249474B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/615,128 US5065136A (en) 1990-11-19 1990-11-19 Door security system

Publications (3)

Publication Number Publication Date
ITRM910870A0 true ITRM910870A0 (it) 1991-11-18
ITRM910870A1 ITRM910870A1 (it) 1993-05-18
IT1249474B IT1249474B (it) 1995-02-23

Family

ID=24464107

Family Applications (1)

Application Number Title Priority Date Filing Date
ITRM910870A IT1249474B (it) 1990-11-19 1991-11-18 Sistema di sicurezza per porte con serratura elettromagnetica.

Country Status (3)

Country Link
US (2) US5065136A (it)
DE (1) DE4138078A1 (it)
IT (1) IT1249474B (it)

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Also Published As

Publication number Publication date
DE4138078A1 (de) 1992-05-21
USRE35268E (en) 1996-06-11
US5065136A (en) 1991-11-12
IT1249474B (it) 1995-02-23
ITRM910870A1 (it) 1993-05-18

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961014