GB2362426A - Smoke or fire activated release mechanism - Google Patents

Smoke or fire activated release mechanism Download PDF

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Publication number
GB2362426A
GB2362426A GB0111144A GB0111144A GB2362426A GB 2362426 A GB2362426 A GB 2362426A GB 0111144 A GB0111144 A GB 0111144A GB 0111144 A GB0111144 A GB 0111144A GB 2362426 A GB2362426 A GB 2362426A
Authority
GB
United Kingdom
Prior art keywords
fire
smoke
door
sleeve
casing
Prior art date
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.)
Granted
Application number
GB0111144A
Other versions
GB2362426B (en
GB0111144D0 (en
Inventor
Edward John Reynolds
John Victor Wells
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB0111144D0 publication Critical patent/GB0111144D0/en
Publication of GB2362426A publication Critical patent/GB2362426A/en
Application granted granted Critical
Publication of GB2362426B publication Critical patent/GB2362426B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00Locks or fastenings for special use
    • E05B65/10Locks or fastenings for special use for panic or emergency doors
    • E05B65/104Locks or fastenings for special use for panic or emergency doors actuated in response to heat, e.g. with fusible element, bimetal, memory shape or swelling material
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C2/00Fire prevention or containment
    • A62C2/06Physical fire-barriers
    • A62C2/24Operating or controlling mechanisms
    • A62C2/246Operating or controlling mechanisms having non-mechanical actuators
    • A62C2/247Operating or controlling mechanisms having non-mechanical actuators electric
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0046Electric or magnetic means in the striker or on the frame; Operating or controlling the striker plate

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Special Wing (AREA)

Abstract

A release mechanism suitable for a stable door comprises: a tubular sleeve 8 housed within a casing that is mounted to either a door or a door jamb; means operable to impart sliding movement to the sleeve from a first position in which an end of the sleeve protrudes from the casing, and a second position in which the sleeve is withdrawn into the casing; a sliding bolt secured to the other of the door or door jamb; and a smoke or fire sensing means. With the sliding bolt extended towards the release mechanism and with the sleeve in the first position, such that it covers the bolt, the door is secured [Figure 3]. However, should the sensing means detect fire and/or smoke, the release mechanism retracts the sleeve into the casing and the bolt is released, thus enabling the door to be opened [Figure 4]. Preferably, the means for imparting the sliding movement of the sleeve comprises a solenoid 5 having an armature 4 which is movable in response to the fire or smoke sensing means to make contact with a trigger mechanism 1, 2, 11. The sleeve 8 may be biassed by a coil spring 10. Preferably, the solenoid 5 is activated by a relay 3 which is closed by the sensing means upon detection of fire and/or smoke.

Description

2362426
DESCRIPTION OF QUICK RELEASE SMOKE / FIRE OPERATED COAXIAL STABLE DOOR RELEASE MECHANISM.
THE INVENTION RELATES TO A SMOKE / FIRE RELEASE MECHANISM, PRIMARILY TO FIr TO HORSE'S STABLE'S, BUT CAN BE FITTED TO ANY OTHER BUILDING HOUSING ANIMAL'S, WHERE AN AUTOMATIC ESCAPE ROUTE WOULD BE NEEDED.
SUCH RELEASE MECHANISM'S ARE NOT GENERALLY AVAILABLE ON THE MARKET.
WITH THE AMOUNT OF HORSE'S STABLED IN WOOD CONSTRUCTION BUILDING'S, AND THE ADDED RISK OF FIRE FROM STRAW BEDDING9 AND HAY,, FIRE IN A STABLE BLOCK PERHAPS HOUSING 16 OR MORE HORSE'S, COULD CAUSE AN INSURMOUNTABLE TASK FOR ONE OR TWO STABLE HAND'S1 UNLOCKING EACH PADDLOCK ON EVERY STABLE, WHILST THE FIRE IS MAYBE RACEING THROUGH THE BUILDING.
THIS INVENTION WOULD ALLOW EVERY STABLE DOOR TO OPEN AUTOMATICALLY ON THE FIRST SIGN OF SMOKE, THUS ALLOWING EACH HORSE TO ESCAPE THE FIRE, WHILST THE PADDLOCK REMAINED LOCKED.
ACCORDINGLY, THIS INVENTION PROVIDE'S A FIRE ESCAPE ROUTE FOR A HORSE FROM IT'S LOCKED STABLE. IN THE EVENT OF A FIRE.
THIS UNIT IS SIMPLE TO FIT, AND WOULD REPLACE THE EXISTING BOLT KEEP, WHICH IN THE EVENT OF A FIRE, WOULD AUTOMATICALLY RETRACT, LEAVING THE DOOR, WITH THE PADLOCKED BOLT INTACT9 TO SWING 2 FREE TO THE OPEN POSITION, ALLOWING THE HORSE TO EXIT.
THE LOCK IS MADE FROM 3MM STEEL OF WELDED CONSTRUCTION,, SO AS TO BE TAMPER PROOF.
2 A PROFFERED EMBODIMENT OF THE INVENTION; WILL BE DESCRIBED WITH REFERENCE'S TO THE ACCOMPANYING DRAWING'S1 IN WHICH IT SHOULD BE NOTED THAT THE RELEASE MECHANISM WORK'S IN CONJUNCTION WITH A SMOKE DETECTOR OF REGULAR CIRCUITRY DESIGN, EXCEPT FOR THE ADDITION OF A RELAY9 WHICH TRIGGER'S A SECONDARY CIRCUIT FOR THE OPERATION OF THE ELECTROMAGNETIC COIL9 TRIGGERING THE RELEASE MECHANISM.
FIGURE 1 SHOW'S AN EXPOSED SIDE VIEW OF THE RELEASE MECHANISM'S LAYOUT, IN IT'S UNARMED PIO D E.
FIGURE 2 SHOW'S AN EXPOSED SIDE VIEW OF THE RELEASE MECHANISM'S LAYOUT, IN IT'S ARMED MODE.
FIGURE 3 SHOW'S THE RELEASE MECHANISM FITTED AS IT WOULD BE TO A STABLE DOOR, IN THE ARMED M 0 D E.
FIGURE 4 SHOW'S THE RELEASE MECHANISM FITTED AS IT WOULD BE TO A STABLE DOOR, IN THE UNARMED MODE.
q_ DRAWING 3, FIGURE 3, SHOW'S AS SECTION ENLARGEMENT, THE UNIT OR RELEASE MECHANISM AS IT WOULD BE FITTED TO A STABLE DOOR AND SHOWN IN THE ARMED MODE.
FIGURE 3 E.C. THE TRIGGER MECHANISM AND OR RE-POSITIONED, SO SMALLER DIMENSION INSIDE COILy AND THE LENGTH AND SLEEVE.
DRAWING 4 FIGURE 42 SHOW'S AS DRAWING 3, y BUT WITH THE UNIT OR RELEASING MECHANISM IN THE OPEN OR UNARMED MODE, LEAVING THE STABLE DOOR ABLE TO SWING OPEN IN THE EVENT OF A FIRE.
THE DRAWING'S SHOWN ARE PURELY A SCHEMATIC VIEW OF THE CONCEPT AND THE COMPONENT'S COULD BE REARRANGED TO SUIT THE FINAL CONSTRUCTION.
COULD BE RESHAPED, AS TO ACCOMMODATE A THE BOX. AS COULD THE POSITION OF THE BREECH KEY REFERENCE TO QUICK RELEASE, SMOKE OPERATED 7 COAXIAL STABLE DOOR RELEASE MECHANISM.
DRAWING NO.19 FIGURE ly SHOW'S BOX SHOWING COMPONENT'S ASSEMBLED, AND MOUNTED ON STEEL BACK PLATE. FIGURE 1, SHOWN IN UNARMED MODE. BOLT, AND FIXING HOLE'S ARE SHOWN THUS: FIGURE 1.
1. 2 3.
TRIGGER BAR. TRIGGER RELEASE STRIKING PLATE. MICROSWITCH (CIRCUIT TO SOLENOID BROKEN WHEN STRIKING PLATE IS RELEASED) 4. SOLENOID 5. SOLENOID ARMATURE. SHOWN IN ENERGIZED POSITION.
TRIGGER RELEASEy STRIKING PLATE2 PIVOT PIN.
7. TRIGGER BAR HINGE.
8. BARREL. (BOLT KEEP) 9. TRIGGER BREACH SLEEVE.
1O.BARREL RETURN SPRING.
11.TRIGGER PIN.
12.STRIKING PLATE END STOP CLA I M ' S.

Claims (1)

1. A SMOKE OR FIRE OPERATED STABLE DOOR RELEASING MECHANISM COMPRISING A
TUBULAR SLEEVE HOUSED WITHIN A CASING SECURABLE TO EITHER A DOOR OR A DOOR JAMB, MEAN'S OPERABLE TO IMPART SLIDING MOVEMENT TO THE SLEEVE BETWEEN A FIRST PROTRUDING POSITION IN WHICH ONE OF IT'S END'S OLROTRUDE'S FROM THE CASING, AND A SECOND WITHDRAWN POSITION IN WHICH IT IS HOUSED WHOLLY OR SUBSTANTIALLY WITHIN THE CASING, AND A SLIDING BOLT SUPPORTED BY A KEEP PLATE SECURABLE TO EITHER A DOOR OR DOOR JAMB AND MOVABLE MANUALLY BETWEEN POSITION'S IN WHICH ONE OF IT'S EIND'S PROTRUDE'S INTO OR IS DISTANCED FROM AN OPEN END OF THE TUBULAR SLEEVE BEING ACTIVATED IN RESPONSE TO FIRE AND OR SMOKE SENSING MEANS TO CAUSE THE SLEEVE TO MOVE FROM IT'S PROTRUDING POSITION TO IT'S WITHDRAWN POSITION. A SMOKE OR FIRE OPERATED STABLE DOOR RELEASING MECHANISM AS CLAIMED IN CLAIM 19 WHEREIN THE MEANS FOR IMPARTING SLIDING MOVEMENT rO THE SLEEVE COMPRISES A SOLENOID HAVING AN ARMATURE MOVABLE IN RESPONSE TO THE FIRE OR SMOKE SENSING MEANS TO MAKE CONTACT WITH A TRIGGER MECHANISM INCLUDING A PIN INITIALLY IN CONTACT WITH AN ABUTMENT SURFACE OF THE SLEEVE AND REMOVABLE FROM SUCH CONTACT ON MOVEMENT OF THE SOLENOID -7 3.
5.
ARMATURE9 THE TRIGGER AND ELECTROMAGNET BEING HOUSED WITHIN THE CASING. A S140KE OR FIRE OPERATED STABLE DOOR 'LAIMED IN CLAIM 2 RELEASING MECHANISM AS C WHEREIN THE TRIGGER MECHANISM COMPRISES A PIVOTABLY MOUNTED STRIKING PLATE CONTACTABLE BY THE SOLENOID ARMATURE. A SMOKE OR FIRE OPERATED STABLE DOO-2 RELEASING MECHANISM AS CLAIMED IN CLAIM 2 OR 3 FURTHER INCLUDING A COIL SPRING CARRIED BY THE BOLT WHOSE ENDS ABUT AGAINST ONE INTERNAL WALL OF THE CASING ON AN ABUTMENT SURFACE OF THE BOLT. A SMOKE OR FIRE OPERATED STABLE DOOR RELEASING MECHANISM AS CLAIMED IN ANY ONE OF CLAIMS 2 TO 4 WHEREIN TEE COIL OF THE SOLENOID IS ACTIVATED TO RELEASE THE SOLENOID ARMATURE VIA A RELAY OPERABLE TO CLOSE IN RESPONSE TO THE FIRE OR SMOKE SENSOR.
6. A SMOKE OR FIRE OPERATED STABLE DOOR RELEASING MECRANISM AS HEREIN DESCRIBED WITH REFERENCE TO THE ACCOMPANYING DRAWING'S.
GB0111144A 2000-05-16 2001-05-05 Description of a quick release smoke/fire operated coaxial stable door release mechanism Expired - Fee Related GB2362426B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0011614A GB0011614D0 (en) 2000-05-16 2000-05-16 A quick release smoke operated coaxial stable door lock

Publications (3)

Publication Number Publication Date
GB0111144D0 GB0111144D0 (en) 2001-06-27
GB2362426A true GB2362426A (en) 2001-11-21
GB2362426B GB2362426B (en) 2003-09-03

Family

ID=9891568

Family Applications (3)

Application Number Title Priority Date Filing Date
GB0011614A Ceased GB0011614D0 (en) 2000-05-16 2000-05-16 A quick release smoke operated coaxial stable door lock
GB0023036A Ceased GB0023036D0 (en) 2000-05-16 2000-09-20 Smoke operated stable fire door
GB0111144A Expired - Fee Related GB2362426B (en) 2000-05-16 2001-05-05 Description of a quick release smoke/fire operated coaxial stable door release mechanism

Family Applications Before (2)

Application Number Title Priority Date Filing Date
GB0011614A Ceased GB0011614D0 (en) 2000-05-16 2000-05-16 A quick release smoke operated coaxial stable door lock
GB0023036A Ceased GB0023036D0 (en) 2000-05-16 2000-09-20 Smoke operated stable fire door

Country Status (2)

Country Link
CA (1) CA2317210A1 (en)
GB (3) GB0011614D0 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101463700B (en) * 2009-01-15 2011-05-18 闫永飞 Three-layer antitheft door
US20220074235A1 (en) * 2020-09-05 2022-03-10 Ryan Joongi Cho Automatic door opening device using thermal expansion of shape memory alloy

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2044387A (en) * 1979-03-08 1980-10-15 Rodwell Scient Instr Ltd Improvements In Or Relating to Autoclaves
GB2307712A (en) * 1995-11-30 1997-06-04 Chen Fu Hsiang Memory metal latch device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2044387A (en) * 1979-03-08 1980-10-15 Rodwell Scient Instr Ltd Improvements In Or Relating to Autoclaves
GB2307712A (en) * 1995-11-30 1997-06-04 Chen Fu Hsiang Memory metal latch device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101463700B (en) * 2009-01-15 2011-05-18 闫永飞 Three-layer antitheft door
US20220074235A1 (en) * 2020-09-05 2022-03-10 Ryan Joongi Cho Automatic door opening device using thermal expansion of shape memory alloy

Also Published As

Publication number Publication date
GB0023036D0 (en) 2000-11-01
CA2317210A1 (en) 2001-11-16
GB0011614D0 (en) 2000-07-05
GB2362426B (en) 2003-09-03
GB0111144D0 (en) 2001-06-27

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060505