GB2493544A

GB2493544A - A lock device having an adjustable catch segment

Info

Publication number: GB2493544A
Application number: GB1113790.8A
Authority: GB
Inventors: Chih Chung Chang
Original assignee: Gianni Industries Inc
Current assignee: Gianni Industries Inc
Priority date: 2011-08-11
Filing date: 2011-08-11
Publication date: 2013-02-13
Also published as: GB201113790D0

Abstract

An adjustable lock device 1 comprises a locking member such as a rotatable keeper or striker 30 movable between a locked and unlocked/released position. A first blocking member 60 is slidably driven between a blocking position preventing movement of the lock member/keeper 30 and a non-blocking position allowing movement of the lock member/keeper to the unlocked position; the lock member/keeper 30 includes an adjustable catch portion 33 slidably attached to the keeper preferably having engaging toothed surfaces 31. A solenoid preferably drives the first blocking member which may include two blocking surfaces 64, 67 and two grooves 63, 66, axially offset from one another, one pair of each on opposing sides of the blocking member which can be reconfigured and installed in two alternate positions to provide fail safe and fail secure default positions. A second (intermediate) blocking member 40 may slidably mount between the first blocking member and the rotatable lock/keeper 30.

Description

ELECTRIC LOCK DEVICE

The invention relates to a lock device including a deadbolt or tongue lockable with an electromagnetic mechanism which is adjustable aiid operatable when the electromagnetic niechanisin is either switched on or switched off Typical electromagnetic lock devices comprise a core slidably disposed or engaged in a coil and actuatable or movable or operatable with the coil to actuate the core to operate a deadbolt or tongue and to lock or unlock a door or window.

For example, U.S. Patent No. 5,531,086 to Bryant discloses one of the typical keyless entry deadbolt lock comprising a deadbolt or tongue indirectly coupled to an electromagnetic mechanism with a connecting rod for allowing the deadbolt or tongue to be actuated or operated by the electromagnetic mechanism.

However, the deadbolt or tongue may be disengaged or unlocked from tile keeper of the door jamb only when the electromagnetic mechanism is operated or energized, but may not be unlocked when the electromagnetic mechanism is not operated or is not energized.

U.S. Patent No. 5,934,720 to Karalius discloses another typical low profile release mechanism for electric door strike also comprising a deadbolt or tongue directly coupled to a core of an electromagnetic mechanism for allowing the deadbolt or tongue to be actuated or operated by the core and an actuating coil of the electromagnetic mechanism.

However, the deadbolt or tongue also may be disengaged or unlocked from the keeper of the door jamb only when the electromagnetic mechanism is operated or energized, but may not be unlocked when the electromagnetic mechanism is not operated or is not energized.

lit is accordingly an object of the invention to provide an electric lock device including a deadbolt or tongue lockable with an electromagnetic mechanism which is adjustable and operatable when the electromagnetic mechanism is either switched on or switched off

SUMMARY OF THE INVENTION

According to the invention there is provided a lock device comprising:-a housing including a chamber formed therein; a deadbolt engaged in the chamber of the housing and movable between a locked position and an unloc Iced position; an anchoring device slidably disposed in the chamber of the housing, and a moving device operatively for moving the anchoring device relative to the housing; wherein, the deadbolt includes a catch segment slidably and adjustably attached to the deadbolt and adjustable relative to the housing and the deadbolt.

The catch segment includes at least one oblong hole formed therein for slidably and adjustably engaging with a fastener which adjustably secures the catch segment to the deadbolt.

A latch member is movably engaged in the housing for engaging with the deadbolt and the anchoring device, and includes a latch element, the anchoring device includes a first side having a first latch socket and a first anchoring member provided therein, and includes a second side having a second latch socket and a second anchoring member provided therein, when the first side of the anchoring device is directed toward the latch element, and when the moving device is turned oft the first anchoring member is aligned with the latch element while the first latch socket of the anchoring device is misaligned with the latch element, so that when the nioving device is turned on, the anchoring device will move, so that the first latch socket of the anchoring device is moved to be aligned with the latch element allowing the lock device to be unlocked; when the second side of the anchoring device is directed toward the latch element, and when the moving device is turned off, the second anchoring member is misaligned with the latch element while the second latch socket is aligned with the latch element allowing the lock device to be unlocked, so that when the moving device is turned on, the anchoring device will move, so that the second anchoring member is moved to be aligned with the latch element while the second latch socket is misaligned with the latch element allowing the lock device to be locked.

The moving device includes an electromagnetic mechanism engaged with the anchoring device for moving the anchoring device relative to the housing to selectively align either tl1e first anchoring member or the second anchoring member with the latch element.

The electromagnetic mechanism includes a core extended out of the electromagnetic mechanism and engaged with the anchoring device.

The latch member includes an anchor member slidably engaged in a guiding channel of a side wall of the housing and movable toward and away from the deadbolt for engaging with the deadbolt.

The housing includes a spring biasing member disposed in the housing and engaged with the anchor member for biasing and forcing the anchor member to engage with the deadbolt.

The side wall of the housing includes an opening formed therein for slidably receiving and engaging with the anchoring device. The housing includes a spring biasing member disposed in the opening of the side wall of the housing and engaged with the anchoring device for biasing and forcing the anchoring device toward the moving device.

The housing includes a partition extended in the chamber of the housing and located beside the side wall for forming a space between the partition and the side wall, and for slidably receiving and engaging with tile latch element of the latch member.

The deadbolt is pivotally mounted to the housing with a pivot axle, and a spring biasing member is engaged onto the pivot axle and engaged with the deadbolt for biasing and forcing the deadbolt to move relative to the housing.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a perspective view of an electric lock device; FIG. 2 is a partial exploded view of the electric lock device; FIG. 3 is a partial side plan schematic view illustrating the operation of the electric lock device; FIG. 4 is a partial side plan schematic view similar to FIG. 3, illustrating the operation of the electric lock device; FIG. 5 is a cross sectional view of the electric lock device, taken along lines 5-5 of FIG. 1; FIG. 6 is a cross sectional view similar to FIG. 5. illustrating the operation of the electric lock device; FIG. 7 is a cross sectional and partial exploded view illustrating the operation of the electric lock device; and FIGS. 8, 9 are cross sectional views similar to FIGS. 5 and 6, illustrating the operation of the electric lock device.

DESCRIPTION OF THE PREFERRED EMBODIMENT

Referring to the drawings, and initially to FIGS. 1-5, an electric lock device I comprises a housing 10 including a chamber II formed therein for receiving various parts or elements or the like, and including a cover 12 secured to one side or the upper or front portion of the housing 10 with such as latches or fasteners 13 for fornung or defining the chamber Ii of the housing 10, and including an opening 14 formed in one of the side waIls 15 and communicative with the cl1anlber II of the housing 10, and including a wall member or partition I 6 extended in the chamber ii of the housing 10 and located beside or close to the side waIl 15 for forming or defining a gap or space 17 between the partition 16 and the side wall 15 (FIGS. 5-9) and for forming or defining a guiding slot or channel 18 in the side wall 15 or between the partition 16 and the side wall 15 (FIG. 2).

A latch bolt or deadlatch or deadbolt 30 is pivotally or rotatably or movably received or engaged in the chamber 11 of the housing 10, and includes one or first end or an inner portion 31 pivotally or rotatably attached or mounted or secured or coupled to the housing 10 with a pivot axle 32 for allowing the deadbolt 30 to be pivotal or movable between a locked position and an unlocked position, and includes the other or second end or an outer portion or an actuating outer catch segment 33 having one or more oblong holes 34 formed therein for slidably or adjustably attaching or niounting or securing to the deadbolt 30 with such as latches or fasteners 35 and for allowing the catch segment 33 to be adjusted relative to the housing 10 and the deadbolt 30 and the cover 12 of the housing 10 to the required position or location, in which the catch segment 33 and/or the deadbolt 30 may be partially exposed or extended out of the housing 10 (FIG. 1) for latching or locking purposes.

For example, as shown in FIGS. 3 and 4, the housing 10 of tile electric lock device 1 may be attached or engaged into a doorjamb or door frame 8, aiid the catch segment 33 may be adjusted relative to the housing 10 and the deadbolt 30 and the keeper or the tongue 81 of the lock device 80 that is disposed or attached or mounted or engaged into a door panel 9. for allowing the deadbolt 30 and the catch segment 33 to be suitably and selectively engaged with the tongue 81 of various lock devices 80, and for selectively latching or locking the door panel 9 to the doorjamb or the door frame 8, or for selectively unlocking or releasing the door panel 9 from the door jamb or the door frame 8. The above-described structure or configuration of the tongue 81 of the lock device 80 and the door jamb or the door frame 8 is not related to the present invention and will not be described in further details.

A latch nieniber 40 is pivotally or rotatably or slidably or movably received or engaged in the cliatnber 11 of the housing 10, such as slidably or movably received or engaged in the space 17 that is formed or defined between the partition 16 and the side wall 15 of the housing 10, and includes one or first end or an anchor member 41 slidably or movably received or engaged in the guiding channel I 8 of the side wall 15 or of the housing 10 and movable toward or away from the deadbolt 30 for selectively engaging with the deadbolt 30 (FIGS. 1, and 5-9), and includes an engaging or catch portion or latch element 42 extended outwardly therefrom and slidably or movably received or engaged in the space I 7 that is formed or defined between the partition 16 and the side wall 15 of the housing 10 and movable into or out of the opening 14 of the side wall 15.

One or more (such as two) spring biasing means or members 43 (FIG. 2) may be attached or disposed in the chamber 11 of the housing 10, and attached or mounted or engaged with and between the housing 10 and the latch member 40, such as engaged between the housing 10 and the anchor member 41 of the latch member 40 for biasing or forcing the anchor member 4! of the latch member 40 toward and to selectively engage with the deadbolt 30. The deadbolt may include a cavity 36 formed therein (FIG. 2) for receiving or engaging with another spring biasing means or member 37 which is attached or mounted or engaged onto the pivot axle 32 and engaged with and between the housing 10 and the deadbolt 30, for biasing or forcing the deadbolt 30 and the catch segment 33 to move toward and away from the tongue 81 of the lock device 80 or to move relative to the door jamb or the door frame 8 and the door panel 9.

An operating or locking or moving means or device 50 includes an electromagnetic mechanism 51 attached or disposed or mounted or engaged in the chamber 11 of the housing 10, and includes a core 52 slidably received or engaged in and extendible out of the electromagnetic mechanism 51, and slidable or extendible or movable toward and away froni the partition 1 6 and the side wall 15 of the housing 10 for moving an anchoring device 60 along the opening 14 of the side wall 15, and for moving the anchoring device relative to the partition 16 and the side wall 15 of the housing 10.

For example, the anchoring device 60 is slidably received or disposed or engaged iii the opening 14 of the side wall IS and contacted or engaged with the core 52 of the electromagnetic mechanisni 51 or of the moving device 50 for allowing the anchoring device 60 to be moved relative to the partition 1 6 and the side wall 15 of the housing 10 and the latch element 42 of the latch member 40 with the electromagnetic mechanism 51 of the moving device 50.

The anchoring device 60 includes one or more (such as two) cut off portions or flat guiding surfaces 6! (FIG. 2) oppositely formed therein for selectively engaging with the corresponding cut off portions or flat guiding surfaces 19 of the housing 10 (FIG. 5) and for preventing the anchoring device 60 from rotating relative to the housing 10. A spring biasing means or member 70 is disposed or engaged into the opening 14 of the side wall 15 and contacted or engaged with the anchoring device 60 for biasing or forcing the anchoring device 60 toward and to engage with the core 52 of the electromagnetic mechanism 51 or of the moving device 50 and for allowing the anchoring device 60 to be moved along the opening 14 of the side wall 15, and for moving the anchoring device 60 relative to the partition 16 and the side wall 15 of the housing 10. A lid 71 is threaded or engaged with the housing 10 for blocking or enclosing the opening 14 of the side wall 15 and for solidly and stably anchoring or retaining the anchoring device 60 and the spring biasing member 70 in the opening 14 of the side wall I 5.

The anchoring device 60 includes one or first side or portion or a front portion 62 having a first latch socket 63 and a first stop or anchoring member 64 fornied or provided there in, and includes the other or second side or portion or a rear portion 65 having a second latch socket 66 and a second stop or anchoring member 67 formed or provided therein, as best shown in FIGS. 2, and 5-9, the latch sockets 63, 66 and the anchoring members 64, 67 are offset from each other, or the first latch socket 63 is located closer to the second anchoring member 67, and the first anchoring member 64 is located closer to the second latch socket 66 of the anchoring device 60. The first side or front portion 62 and the first latch socket 63 and the first anchoring member 64 of the anchoring device 60 may be selectively directed or faced toward the latch element 42 of the latch member 40 and the deadbolt 30 (FIGS. 5-7). or the second side or rear portion 65 and the second latch socket 66 and the second anchoring member 67 of the anchoring device 60 may be selectively directed or faced toward the latch element 42 of the latch meniber and the deadbolt 30 (FIGS. 7-9).

In operation, as shown in FIG. 5, when the first side or front portion 62 of the anchoring device 60 is directed or faced toward the latch element 42 of the latch member 40 and the deadbolt 30 and when the electromagnetic mechanism 51 of the moving device 50 is not energized or actuated or operated, the spring biasing member 70 may bias or force the anchoring device 60 toward and to engage with the core 52 of the electromagnetic mechanism 51 or of the moving device 50 and to offset or inisalign the first latch socket 63 of the anchoring device 60 from the latch element 42 of the latch member 40, and to align the first anchoring member 64 with the latch element 42 of the latch member 40, and to prevent the latch element 42 of the latch member 40 from moving or engaging into the first latch socket 63 of the anchoring device 60, such that the deadbolt 30 is locked in place when the moving device 50 is not energized or actuated or operated.

When the electromagnetic mechanism 51 is energized or switched on or actuated or operated to move the anchoring device away from the electromagnetic mechanism 51 (FIG. 6), the first anchoring member 64 may be moved and misaligned or disengaged from the latch element 42 of the latch member 40, and the first latch socket 63 of the anchoring device 60 may be moved and aligned with the latch element 42 of the latch member 40 for allowing the latch element 42 of the latch member 40 to be selectively moved or engaged into the first latch socket 63 of the anchoring device 60 when the electromagnetic mechanism 51 is energized or switched on or actuated or operated, such that the deadbolt 30 is released or unlocked when the moving device 50 is energized or actuated or operated.

As shown in FIG. 7, the lid 71 may be selectively unthreaded or disengaged from the housing 10 for opening or releasing the opening 14 of the side wall IS and for allowing the anchoring device 60 and tile spring biasing member 70 to be removed or disengaged from the opening 14 of the side wall 15 of the housing 10. The anchoring device 60 may then be rotated relative to the housing 10 for about I 80 degrees to direct or face the second side or rear portioii 65 and the second latch socket 66 and the second anchoring member 67 of the anchoring device 60 toward the latch element 42 of the latch member 40, or to direct or space the first side or front portion 62 and the first latch socket 63 and the first anchoring member 64 of the anchoring device 60 away from the latch element 42 of the latch member 40.

At this situation, as shown in FIG 9, when the electromagnetic mechanism 51 is normally switched on or energized or actuated or operated, the second anchoring member 67 of the anchoring device may be moved and aligned with the latch element 42 of the latch member 40 for preventing the latch element 42 of the latch member from moving or engaging into tile second latch socket 66 of the anchoring device 60, such that the latch member 40 and the deadbolt are locked in place when the moving device 50 is normally switched on or energized or actuated or operated. As shown in FIG. 8, when the electroniagnetic mechanism 51 is switched off, the anchoring device 60 may be moved toward the electromagnetic mechanism 51 by the electromagnetic mechanism 51 or with the spring biasing member 70, and the second latch socket 66 of the anchoring device 60 may be moved and aligned with the latch element 42 of the latch member 40 for allowing the latch element 42 of the latch member 40 to be selectively moved or engaged into the second latch socket 66 of the anchoring device 60 when the electromagnetic mechanism 51 is not energized or actuated or operated.

It is to be noted that the latch member 40 and the deadbo!t 30 may be locked and may be prevented from being rotated relative to tile housing 10 when the electromagnetic mechanism Si is energized or normally switched on (FIG. 9) and when the second anchoring member 67 of the anchoring device 60 is aligned with the latch element 42 of the latch member 40. Alternatively, or on the contrary, as shown in FIG 5, the latch member 40 and the deadbolt 30 may be locked and may be prevented from being rotated relative to the housing 10 when tile electromagnetic mechanism 51 is switched off and when the first anchoring member 64 is aligned with the latch element 42 of the latch member 40.

Claims

<claim-text>CLAIMS:- 1. A lock device comprising: a housing including a chamber formed therein; a deadbolt engaged in the chamber of the housing and movable between a locked position and an unlocked position; an anchoring device slidably disposed in the chaniber of the housing, and a moving device operatively for moving the anchoring device relative to the housing; wherein, the deadbolt includes a catch segment slidably and adjustably attached to the deadboit and adjustable relative to tile housing and the deadbolt.</claim-text> <claim-text>2. A lock device as claimed in claim I, wherein the catch segment includes at least one oblong hole formed therein for slidably and adjustably engaging with a fastener which adjustably secures the catch segment to the deadbolt.</claim-text> <claim-text>3. A lock device as claimed in claim I, wherein a latch member is movably engaged in the housing for engaging with the deadbolt and the anchoring device, and includes a latch element, the anchoring device includes a first side having a first latch socket and a first anchoring member provided therein, and includes a second side having a second latch socket and a second anchoring member provided therein, when the first side of the anchoring device is directed toward the latch element, and when the moving device is turned off, the first anchoring member is aligned with the latch element while the first latch socket of the anchoring device is misaligned with the latch element, so that when the moving device is turned on, the anchoring device will move, so that the first latch socket of the anchoring device is moved to be aligned with the latch element allowing the lock device to be unlocked; when the second side of the anchoring device is directed toward the latch element.and when the moving device is turned off, the second anchoring member is misaligned with the latch element while the second latch socket is aligned with the latch element allowilig the lock device to be unlocked, so that when the moving device is turned on, the anchoring device will move, so that the second anchoring member is moved to be aligned with the latch element while the second latch socket is misaligned with the latch elenieiit allowing the lock device to be locked.</claim-text> <claim-text>4. A lock device as claimed in claim 3, wherein the moving device includes an electromagnetic mechanism engaged with the anchoring device for moving the anchoring device relative to the housing to selectively align either the first anchoring nieniber or the second anchoring member with the latch element.</claim-text> <claim-text>5. A lock device as claimed in claim 4, wherein the electromagnetic mechanism includes a core extended out of the electromagnetic mechanism and engaged with the anchoring device.</claim-text> <claim-text>6. A lock device as claimed in claim 3, wherein the latch niember includes an anchor member slidably engaged in a guiding channel of a side wall of the housing and movable toward and away from the deadbolt for engaging with the deadbolt.</claim-text> <claim-text>7. A lock device as claimed in claim 6, wherein the housing includes a spring biasilig member disposed in the housing and engaged with the anchor member for biasing and forcing the anchor member to engage with the deadbolt.</claim-text> <claim-text>8. A lock device as claimed in claim 6, wherein the side wall of the housing includes an opening formed therein for slidably receiving and engaging with the anchoring device.</claim-text> <claim-text>9. A lock device as claimed in claim 8, wherein the housing includes a spring biasing member disposed in the opening of the side wall of the housing and engaged with the anchoring device for biasing and forcing the anchoring device toward the moving device.</claim-text> <claim-text>10. A lock device as claimed in claim 8, wherein the housing includes a partition extended in the chamber of the housing and located beside the side wall for forming a space between the partition and the side wall, and for slidably receiving and engaging with the latch element of the latch member.</claim-text> <claim-text>II. A lock device as claimed in claim 1, wherein the deadbo!t is pivotally niounted to the housing with a pivot axle, and a spring biasing member is engaged onto the pivot axle and engaged with the deadbolt for bias ing and forcing the deadbolt to move relative to the housing.</claim-text> <claim-text>12. A lock device substantially as herein described with reference to the accompanying drawings.</claim-text>