| Taiwan Fu Hsing Industrial Co., Ltd. Patent applications |
| Patent application number | Title | Published |
|---|
| 20110271724 | LOCK CYLINDER ASSEMBLY - A lock cylinder assembly comprises a cylinder body, a plug, a plurality of pin sets and a position block, wherein the plug comprising a keyhole is rotatable within the cylinder body between a locked position and an unlocked position, the pin sets enable the plug disposed relative to the cylinder body to change state between a non-interference state and an interference state, the position block enables the plug disposed relative to the cylinder body to change state between the non-interference state and the interference state, and at least one of the pin sets and the position block is situated in the interference state to disable the lock cylinder from the locked position without a matched key in the keyhole. | 11-10-2011 |
| 20100101289 | Rekeyable lock cylinder and rekeying method thereof - A rekeyable lock cylinder comprises a cylinder body, a plug, an adjusting block and a plurality of rack component assemblies. The plug disposed within the cylinder body has a trench and a plurality of rack component runners communicating with the trench. The adjusting block disposed at the trench has an arc sidewall, a plurality of leading slots corresponding to the rack component runners one by one and a position groove recessed from the arc sidewall. The position groove has a notch portion and a groove inner portion, wherein a depth of the groove inner portion is larger than a depth of the notch portion. Each of the rack component assemblies comprises a first rack component disposed at the rack component runner and a second rack component capable of engaging with the first rack component. Each of the first rack components has a rib portion located at the leading slot. | 04-29-2010 |
| 20100101288 | Rekeyable lock cylinder with fool-proof function - A rekeyable lock cylinder with fool-proof function at least comprises a cylinder body, a plug, a limit member, a sliding block and a drive member. The plug disposed within the cylinder body has a trench, a plurality of first rack component runners communicating with the trench and a first through hole also communicating with the trench. The limit member is disposed within the first through hole and the sliding block is disposed within the trench. The sliding block has a plurality of second rack component runners respectively corresponding to each of the first rack component runners, a keyhole communicating with the second rack component runners and a second through hole communicating with the keyhole. The second through hole corresponds to the first through hole of the plug. The drive member is disposed within the second through hole and one end of the limit member contacts against the drive member. | 04-29-2010 |
| 20090277236 | QUICKLY REKEYABLE LOCK CYLINDER AND PLUG ASSEMBLY THEREOF - A quickly rekeyable lock cylinder comprises a cylinder body and a plug assembly disposed within the cylinder body. The plug assembly comprises a plug body, a position block disposed at the plug body, a first rack group and a second rack group. The plug body has a longitudinal axis, a transverse axis vertical to the longitudinal axis and a rekeying tool opening. The first rack group has a plurality of first rack components. The second rack group may push the position block to move and has a plurality of second rack components in engagement with the first rack components and at least one tool-receiving portion pushed by the rekeying tool. The second rack components can move along transverse axis of the plug body to release engagement with the first rack components. | 11-12-2009 |
| 20090051172 | Latch assembly of fire door lock - A latch assembly of fire door lock comprises a latch base with a bottom, a latch bolt, a stopper, a resilient member and a linked unit. The latch bolt is retractably pivoted within the latch base and having a blocked surface. The stopper is swayingly pivoted within the latch base and having a blocked protrusion. The resilient member is disposed between the bottom of the latch base and the stopper and contacts against the stopper. The blocked protrusion of the stopper is capable of engaging with the blocked surface of the latch bolt. The linked unit is disposed within the latch base and pivotally connected with the latch bolt. | 02-26-2009 |
| 20080276673 | METHOD FOR ADJUSTING A LOCK ASSEMBLY TO FIT WITH DIFFERENT KEYS - A method for adjusting a lock assembly includes steps of providing a lock assembly, inserting a first key into the lock assembly, rotating a lock cylinder with the first key to an operating position, moving the lock cylinder relative to a housing in a first moving direction, moving the lock cylinder relative to the housing in a second moving direction, removing the first key from the lock cylinder, inserting a second key into the lock cylinder and rotating the lock cylinder with the second key. Accordingly, to adjust the lock assembly to fit with different keys is convenient and quick. | 11-13-2008 |
