355:. Such a device will keep a safe or vault locked even if the primary lock is defeated. This independent mechanism is designed to maintain the locked state of a safe even if the lock itself is destroyed. This auxiliary locking device usually consists of a spring-loaded bolt of some type, held in check by a bracket or cable that is rigged to release the mechanism in a burglary attempt. The device will either block the main boltwork from retracting or block the door from opening. Glass relockers are one of the most common types of relockers used in today's safes. Relockers are typically designed for one-time activation, meaning that once they are triggered the device is locked "permanently" and can only be opened by brute force.
957:
327:
1515:
1550:
1538:
1526:
483:) than the strike plate. Some strike plates have their hole size and placement calculated so a spring-bolt extends into the hole, but an adjacent anti-retraction device remains depressed, preventing the bolt from being retracted unless the lock is turned.
479:. When the door is closed, the bolt extends into the hole in the strike plate and holds the door closed. The strike plate protects the jamb against friction from the bolt and increases security in the case of a jamb made of a softer material (such as
239:, usually tempered, placed where it might be expected to break in a burglary attack. It is attached, usually with wires, to one or more spring-loaded bolts, which are often randomly located. A drill or torch may break the glass, releasing the bolts.
407:, the pin will "hang" at the shearline due to the space between the inner and outer cylinder. This "imperfection" in the lock mechanism is an unavoidable defect in the manufacturing process that allows for
251:, the series of key cuts on a key causes the pins to line up at the shear line or gate so the lock will open. In warded locks, the key cuts bypass the wards so the key can push or pull the bolt.
69:
The section of a key which enters a lock, which has the key cuts formed in it and which engages the bolt or tumblers of the lock. The bit is called a blade in the case of a cylinder key.
511:
designed to melt and release the relocking device if the temperature inside the door exceeds a certain temperature (usually 65 °C), as would happen in a torch attack.
87:
of the key that engage with the locking mechanism. The bitting instructs a locksmith how to cut a certain key, to replace a lost key or make an additional copy.
523:, the top pin is in contact with the spring and interferes with the rotation of the plug when no key is inserted. The top pin is also known as the driver pin.
531:
The grooves and protrusions of an irregularly shaped keyhole and/or the internal passage of a lock that requires a key be of a certain shape to be inserted.
123:, the bottom pin is in contact with the key. It has varying lengths, corresponding to the key's bitting cuts. The bottom pin is also known as the key pin.
179:
locking system is one where two different keys, generally given to different people, are required to open the lock. These are often used in
275:
is the part of the lock that does not move when the lock is opened. It is responsible for transferring the action of the key to the bolt.
1541:
712:
95:
The segment of a key which enters the keyway of a lock and has key cuts machined into it. On a bit key the blade is called a bit.
871:
793:
746:
697:
642:
618:
589:
295:
pins. Its purpose is to allow two differently-cut keys to open the lock. Master pins are also called master wafers.
247:
A square, rounded or V-shaped depression, filed or machined into a key, to allow the key to turn in its lock. In
1575:
1394:
1373:
1120:
347:) (a.k.a. "external relocker") is an auxiliary locking device intended to be activated during an attempted
319:
is a device used in the assembly and disassembly of locks; it is a solid cylinder that is used to push the
111:
is a rectangular part located above the talon, and passes through the slot in the levers as the bolt moves.
17:
1475:
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864:
1333:
657:
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1006:
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in
Australia), is where the inner cylinder (plug) ends and the outer cylinder begins. When a
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8:
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that contains the pins and pin stack springs as well as the pin stacks themselves. The
1135:
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is the part of a cylinder lock which is designed to turn when a key is inserted.
1439:
1414:
1305:
1247:
911:
906:
892:
287:, a master pin is an optional, usually short, disk-like pin placed between the
1569:
1358:
1338:
971:
931:
926:
428:
388:
79:
739:
Practical lock picking : a physical penetration tester's training guide
1404:
1313:
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1272:
1232:
1182:
1166:
1059:
1011:
991:
888:
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880:
508:
491:
The part of the bolt of a lock upon which the key presses as it is turned.
408:
375:
the lock more difficult. Examples of security pins include serrated pins,
224:
30:
879:
323:
out of the lock, while preventing the springs and driver pins from moving.
1500:
1485:
1419:
1328:
1237:
1187:
1080:
916:
372:
423:
is a device to engage or disengage a lock without the use of a key. In
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1363:
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1044:
823:
452:
352:
146:
1343:
1323:
1285:
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1016:
986:
946:
936:
472:
348:
1105:
1049:
1001:
996:
196:
1368:
1227:
794:"snib | Definition of snib in English by Oxford Dictionaries"
500:
468:
236:
192:
480:
476:
140:
139:
is a separation in one or more sections of the pin used to
824:"snib | Definition of talon in English by Your Dictionary"
136:
431:, the word is sometimes used as a synonym for lock.
1567:
199:itself (on the door, not the jamb) is called a
61:of a pin-tumbler lock are located in the bible.
762:
760:
758:
865:
682:
603:
574:
83:of a key is the physical arrangement of the
755:
632:
493:
872:
858:
475:with a hole or holes for the bolt of the
229:
325:
741:. Syngress/Elsevier. pp. 102–106.
371:designed in a non-standard way to make
235:A glass relocking device is a piece of
14:
1568:
853:
736:
504:
215:is a mechanical element on levers in
1537:
1525:
637:, Authors OnLine, Ltd., p. 34,
333:
223:to make the lock more difficult to
24:
25:
1592:
845:
444:
1548:
1536:
1524:
1514:
1513:
955:
635:The Encyclopaedia for Locksmiths
309:
816:
786:
457:
357:
292:
265:
260:
169:
58:
1461:Glossary of locksmithing terms
730:
705:
676:
650:
626:
597:
568:
542:
499:Designed as a defense against
376:
13:
1:
1395:Perimeter intrusion detection
798:Oxford Dictionaries | English
658:"What Is a Safe Deposit Box?"
535:
447:used to prevent picking in a
381:
277:
205:
185:
157:
113:
97:
1374:Miniature snap-action switch
1121:Time-delay combination locks
686:A Dictionary of Locksmithing
607:A Dictionary of Locksmithing
578:A Dictionary of Locksmithing
451:. The pin is shaped like a
433:
288:
164:
7:
1476:John M. Mossman Lock Museum
1466:Electromagnetic door holder
38:
10:
1597:
525:
513:
503:attacks, these are simply
400:
330:Relocking device in a safe
253:
241:
71:
1509:
1453:
1334:Closed-circuit television
1304:
1271:
1175:
1144:
1073:
1037:
964:
953:
899:
828:Your Dictionary | English
403:in the pin is reached by
320:
1218:Kensington Security Slot
1131:Tubular pin tumbler lock
713:"Lock Housing with Bolt"
495:Thermal relocking device
485:
145:the lock for a specific
125:
89:
43:
1435:Vandal-resistant switch
1389:Passive infrared sensor
1319:Alarm monitoring center
1116:Rotary combination lock
965:Components and hardware
737:Ollam, Deviant (2012).
550:"What Is A Lock Bible?"
413:
297:
1491:Lock Museum of America
1007:Bored cylindrical lock
331:
231:Glass relocking device
63:
1519:Category:Locksmithing
1430:Ultrasonic transducer
804:on September 14, 2017
683:Keith Mayers (1979),
604:Keith Mayers (1979),
575:Keith Mayers (1979),
329:
1576:Knowledge glossaries
1400:Photoelectric sensor
1354:Glass break detector
1253:Real-estate lock box
1152:Electromagnetic lock
1024:Single-point locking
977:Interchangeable core
900:Fundamental concepts
633:Mick Friend (2004),
379:, and mushroom pins.
149:or set of keys in a
1496:Musée de la Serrure
1349:Fingerprint scanner
1258:Steering-wheel lock
1193:Chubb detector lock
1101:Magnetic keyed lock
1029:Three-point locking
772:Art of Lock Picking
471:plate affixed to a
395:(also known as the
217:lever tumbler locks
105:lever tumbler locks
1136:Wafer tumbler lock
1096:Lever tumbler lock
774:. 24 February 2016
332:
221:disc tumbler locks
181:safe deposit boxes
1563:
1562:
1471:Exit control lock
1198:Child safety lock
1091:Disc tumbler lock
942:Physical security
664:. 31 October 2016
505:relocking devices
249:pin tumbler locks
53:is the part of a
16:(Redirected from
1588:
1552:
1540:
1539:
1528:
1527:
1517:
1516:
1384:Occupancy sensor
1243:Power door locks
1176:Other lock types
1145:Electronic locks
1111:Combination lock
1086:Pin tumbler lock
1074:Mechanical locks
959:
874:
867:
860:
851:
850:
839:
838:
836:
834:
820:
814:
813:
811:
809:
800:. Archived from
790:
784:
783:
781:
779:
764:
753:
752:
734:
728:
727:
725:
723:
717:Historical Locks
709:
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521:pin tumbler lock
507:equipped with a
449:pin tumbler lock
425:Scottish English
341:relocking device
335:Relocking device
285:pin tumbler lock
121:pin tumbler lock
55:pin tumbler lock
21:
1596:
1595:
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1481:Key to the City
1449:
1445:Window security
1410:Pressure switch
1379:Motion detector
1306:Security alarms
1300:
1267:
1171:
1162:Electric strike
1157:Electronic lock
1140:
1069:
1033:
960:
951:
922:Key duplication
895:
893:security alarms
878:
848:
843:
842:
832:
830:
822:
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792:
791:
787:
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768:"Security Pins"
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1478:
1473:
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1448:
1447:
1442:
1440:Water detector
1437:
1432:
1427:
1422:
1417:
1415:Proximity card
1412:
1407:
1402:
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1248:Protector lock
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912:Authentication
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907:Access control
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846:External links
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815:
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754:
748:978-1597499903
747:
729:
704:
698:
692:, p. 35,
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1454:Miscellaneous
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1359:Heat detector
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1339:Door security
1337:
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948:
945:
943:
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938:
935:
933:
932:Master keying
930:
928:
927:Key relevance
925:
923:
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918:
915:
913:
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905:
904:
902:
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699:0-9604860-0-3
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644:0-7552-0117-5
640:
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620:0-9604860-0-3
616:
613:, p. 4,
609:
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600:
593:
591:0-9604860-0-3
587:
584:, p. 3,
580:
579:
571:
556:. 15 Sep 2018
555:
554:Apex Security
551:
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541:
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522:
518:
510:
506:
502:
498:
490:
482:
478:
474:
470:
466:
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454:
450:
446:
443:is a type of
442:
438:
430:
429:Irish English
426:
422:
418:
410:
406:
402:
398:
394:
390:
389:cylinder lock
386:
378:
374:
370:
366:
362:
354:
351:of a safe or
350:
346:
342:
338:
328:
322:
318:
317:plug follower
314:
311:Plug follower
306:
302:
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286:
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274:
270:
262:
258:
250:
246:
238:
234:
226:
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198:
195:plate on the
194:
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182:
178:
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166:
162:
154:
153:
152:master keying
148:
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138:
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118:
110:
106:
102:
94:
86:
82:
81:
76:
68:
60:
56:
52:
48:
42:
36:
34:
32:
19:
1581:Locksmithing
1547:
1535:
1523:
1460:
1405:Piezo switch
1314:Alarm device
1281:Lock bumping
1273:Lock picking
1233:Luggage lock
1183:Bicycle lock
1167:Keycard lock
1060:Skeleton key
1012:Mortise lock
992:Key retainer
889:lock picking
885:locksmithing
831:. Retrieved
827:
818:
806:. Retrieved
802:the original
797:
788:
776:. Retrieved
771:
738:
732:
720:. Retrieved
716:
707:
685:
678:
666:. Retrieved
661:
652:
634:
628:
606:
599:
577:
570:
558:. Retrieved
553:
544:
509:fusible link
465:strike plate
464:
459:Strike plate
445:security pin
440:
420:
409:lock picking
404:
396:
392:
365:security pin
364:
359:Security pin
344:
340:
316:
304:
273:lock housing
272:
267:Lock housing
219:or discs in
212:
200:
177:dual custody
176:
171:Dual custody
151:
141:
132:
108:
84:
78:
50:
31:locksmithing
29:glossary of
28:
26:
18:Strike plate
1501:Puzzle lock
1486:Lock Museum
1420:Reed switch
1329:Card reader
1238:Night latch
1188:Bramah lock
1081:Warded lock
917:Key control
59:driver pins
1570:Categories
1364:Key switch
1213:Door chain
1045:Berlin key
808:1 November
668:2 November
662:NerdWallet
536:References
453:cable reel
397:split line
393:shear line
383:Shear line
279:Master pin
261:bottom pin
213:false gate
207:False gate
201:face plate
187:Face plate
159:Driver pin
115:Bottom pin
109:bolt stump
99:Bolt stump
27:This is a
1344:Dual loop
1324:Car alarm
1286:Locksport
1208:Dead bolt
1203:Crash bar
1126:Time lock
1065:Smart key
982:Key blank
778:8 October
441:spool pin
435:Spool pin
1425:Tripwire
1296:Snap gun
1291:Slim Jim
1263:The Club
1223:Knox Box
1055:Keychain
1017:Rim lock
987:Key code
947:Rekeying
937:Password
473:doorjamb
349:burglary
39:Glossary
1106:Padlock
1050:Car key
1002:Lockset
997:Lockrod
972:Bitting
833:4 March
527:Warding
515:Top pin
405:picking
373:picking
255:Key pin
243:Key cut
197:lockset
165:top pin
155:system.
135:in the
80:bitting
73:Bitting
1369:Keypad
891:, and
745:
722:23 Nov
696:
641:
617:
588:
560:23 Nov
391:, the
377:spools
293:bottom
142:encode
1542:Locks
1391:(PIR)
1228:Latch
881:Locks
690:(PDF)
611:(PDF)
582:(PDF)
519:In a
501:torch
487:Talon
469:metal
467:is a
401:break
387:In a
367:is a
353:vault
283:In a
237:glass
193:metal
133:break
127:Break
119:In a
91:Blade
51:bible
45:Bible
33:terms
1554:Book
1530:Keys
1038:Keys
835:2020
810:2018
780:2018
743:ISBN
724:2021
694:ISBN
670:2018
639:ISBN
615:ISBN
586:ISBN
562:2021
481:wood
477:door
421:snib
415:Snib
321:plug
305:plug
303:The
299:Plug
291:and
271:The
259:See
225:pick
163:See
137:pins
107:, a
77:The
49:The
427:or
369:pin
345:RLD
289:top
147:key
103:In
85:bit
65:Bit
1572::
887:,
883:,
826:.
796:.
770:.
757:^
715:.
660:.
552:.
463:A
439:A
419:A
363:A
339:A
315:A
211:A
191:A
175:A
131:A
35:.
873:e
866:t
859:v
837:.
812:.
782:.
751:.
726:.
672:.
564:.
455:.
411:.
343:(
263:.
227:.
203:.
183:.
167:.
20:)
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