TWI507593B - Linkage lock head device - Google Patents
Linkage lock head device Download PDFInfo
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- TWI507593B TWI507593B TW102119297A TW102119297A TWI507593B TW I507593 B TWI507593 B TW I507593B TW 102119297 A TW102119297 A TW 102119297A TW 102119297 A TW102119297 A TW 102119297A TW I507593 B TWI507593 B TW I507593B
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Description
本發明係有關於一種鎖具構造，尤指一種具有防敲功能並且製造容易之鎖具之鎖頭連動結構。The present invention relates to a lock construction, and more particularly to a lock linkage structure having a knock-proof function and an easy-to-manufacture lock.
按，目前各式交通工具上除了原設置之鎖掣開關外，大都會加設各種輔助性鎖具以達更進一步之防盜功能，其中一般機車及自行車之鎖具使用上，以U型鎖最為普遍，U型鎖之設計係藉由鎖體與U型鎖桿之配合，鎖固於機車或自行車之輪圈處，使其輪圈無法自由轉動，而達到上鎖防盜之目的。According to the current various types of vehicles, in addition to the original lock switch, the Metropolis will add a variety of auxiliary locks to achieve further anti-theft functions. Among them, the locks for general locomotives and bicycles are most commonly used. The design of the U-lock is locked by the rim of the locomotive or bicycle by the cooperation of the lock body and the U-shaped lock lever, so that the rim can not be freely rotated, and the purpose of locking the anti-theft is achieved.
早期之U型鎖大都為彈簧式，上鎖時竊賊可利用敲擊方式，使彈簧因慣性作用壓縮，簡易達到開鎖目的，防盜效果不佳，並且彈簧使用一段時間後即易生鏽、彈性疲乏而失去彈性，使用壽命短。Most of the early U-shaped locks were spring-loaded. When locked, thieves can use the tapping method to make the spring compress by inertia, which is easy to unlock. The anti-theft effect is not good, and the spring is easy to rust and elastic after being used for a period of time. Loss of flexibility and short life.
是以，乃有業者開發出具防敲功能且不需使用彈簧之U型鎖，如公告第M256421號「U型鎖結構改良」、公告第M396591號「U型鎖」等。惟習知具防敲功能且不需使用彈簧之U型鎖，大都具有結構複雜，加工製造麻煩不便，製造成本高，不符合經濟效益的缺點。Therefore, some manufacturers have developed U-type locks that have anti-knocking functions and do not require springs, such as Announcement No. M256421 "U-lock structure improvement", announcement No. M396591 "U-lock". However, the U-shaped locks with anti-knocking function and without the use of springs are mostly complicated in structure, inconvenient in processing and manufacturing, high in manufacturing cost, and inconsistent with economical disadvantages.
本發明人有鑑於上述習知U型鎖之缺點，是以乃思及設計 的意念，經多方探討與試作樣品試驗，及多次修正改良後，終推出本發明。The present inventors have in view of the above-mentioned shortcomings of the conventional U-shaped lock, The idea, after extensive discussion and trial sample test, and multiple corrections and improvements, finally launched the present invention.
本發明提供一種鎖具之鎖頭連動結構，該鎖具包含：一鎖頭、一包覆層及一鎖桿，其中該鎖頭包含有一鎖殼、一鎖體、一鎖心、一連動件及一卡掣單元，該鎖殼為方形中空管體，兩端各設有一穿桿孔，該鎖體為長矩形體，裝設於鎖殼內部，兩端設有與鎖殼穿桿孔對應之插置孔，中間處設有一鎖心孔，另該鎖體上於兩插置孔間設有一滑槽，該鎖心係組設於鎖體之鎖心孔內，該連動件係與鎖心結合連動，該連動件為長圓形薄片體，具有相對之兩長邊，於該兩長邊之對角處凸設有同轉向畫弧的兩撥動部，該卡掣單元包含有兩滑動件，該兩滑動件分別組設於鎖體之滑槽兩側，且該兩滑動件相向之一端分別設有一作動臂，該兩滑動件背向之一端分別設有一卡掣部，該包覆層係包覆結合於鎖頭外側，該鎖桿為U型，具有兩插掣端，該兩插掣端相對內側各設有一卡掣缺槽；藉此，而可利用鎖心帶動連動件旋轉，而由連動件撥動卡掣單元之兩滑動件，達到上鎖與開鎖的目的。The present invention provides a lock interlocking structure for a lock, the lock comprising: a lock head, a covering layer and a lock bar, wherein the lock head comprises a lock case, a lock body, a lock core, a linkage member and a lock The cassette unit is a square hollow tube body, and each of the two ends is provided with a rod hole. The lock body is a long rectangular body and is installed inside the lock case, and the two ends are corresponding to the lock case hole. The insertion hole has a lock hole in the middle, and the lock body is provided with a sliding slot between the two insertion holes, and the lock core is set in the lock hole of the lock body, and the linkage member and the lock core In combination with the interlocking, the linking member is an oblong sheet having two opposite long sides, and two sliding portions corresponding to the turning arc are protruded at opposite corners of the two long sides, and the locking unit includes two sliding portions. The two sliding members are respectively disposed on two sides of the sliding groove of the lock body, and one of the opposite ends of the two sliding members is respectively provided with an operating arm, and one of the two sliding members is respectively provided with a latching portion at one end thereof. The layer cover is combined with the outer side of the lock head, the lock bar is U-shaped, has two insertion ends, and the two insertion ends are respectively provided with a card on the inner side Therefore, the lock can be used to drive the linkage to rotate, and the linkage member can move the two sliding members of the cassette unit to achieve the purpose of locking and unlocking.
本發明之主要目的，在於其鎖頭具防敲功能，並且結構簡單，體積小，加工製造容易，俾達製造成本低，符合經濟效益，並且重量輕。The main object of the invention is that the lock head has a knock-proof function, and has a simple structure, a small volume, is easy to manufacture and manufacture, has a low manufacturing cost, is economical, and is light in weight.
1‧‧‧鎖頭1‧‧‧Lock
11‧‧‧鎖殼11‧‧‧Lock shell
111‧‧‧穿桿孔111‧‧‧Pole hole
112‧‧‧卡固孔112‧‧‧Cargukong
12‧‧‧鎖體12‧‧‧Lock body
121‧‧‧插置孔121‧‧‧Interposed holes
122‧‧‧鎖心孔122‧‧‧Lock hole
123‧‧‧滑槽123‧‧‧Chute
124‧‧‧滑溝124‧‧‧slide
125‧‧‧嵌固槽125‧‧‧Inlay slot
126‧‧‧延長體126‧‧‧Extended body
1261‧‧‧嵌固部1261‧‧‧Inlay
127‧‧‧容置槽127‧‧‧ accommodating slots
13‧‧‧鎖心13‧‧‧Lock
131‧‧‧鎖孔蓋131‧‧‧Keyhole cover
14‧‧‧連動件14‧‧‧ linkages
141‧‧‧長邊141‧‧‧Longside
142‧‧‧撥動部142‧‧‧The Ministry of Movement
143‧‧‧開鎖阻力弧凹部143‧‧‧Unlocking resistance arc recess
15‧‧‧卡掣單元15‧‧‧Cart unit
151‧‧‧滑動件151‧‧‧Sliding parts
152‧‧‧作動臂152‧‧‧Began
1521‧‧‧承撥部1521‧‧‧Receipt Department
153‧‧‧上鎖阻力弧凹部153‧‧‧Locking resistance arc recess
154‧‧‧卡掣部154‧‧Card Department
155‧‧‧滑肋155‧‧ ‧ rib
16‧‧‧定位單元16‧‧‧ Positioning unit
161‧‧‧定位柱161‧‧‧Positioning column
162‧‧‧彈性件162‧‧‧Flexible parts
2‧‧‧包覆層2‧‧‧Cladding
3‧‧‧鎖桿3‧‧‧Lock lever
31‧‧‧插掣端31‧‧‧plug end
311‧‧‧卡掣缺槽311‧‧‧Cars missing
第一圖係本發明鎖具之立體分解圖。The first figure is an exploded perspective view of the lock of the present invention.
第二圖係本發明鎖頭之立體分解圖。The second figure is an exploded perspective view of the lock of the present invention.
第三圖係本發明鎖殼之反面立體圖。The third figure is a reverse perspective view of the lock case of the present invention.
第四圖係本發明鎖頭之局部立體組合圖。The fourth figure is a partial three-dimensional combination diagram of the lock of the present invention.
第五圖係本發明鎖具之立體組合圖。The fifth figure is a three-dimensional combination diagram of the lock of the present invention.
第六圖係本發明之上鎖狀態剖面圖。Figure 6 is a cross-sectional view of the upper lock state of the present invention.
第七圖係本發明之另一上鎖狀態剖面圖。Figure 7 is a cross-sectional view showing another locked state of the present invention.
第八圖係本發明之開鎖動作示意圖。The eighth figure is a schematic diagram of the unlocking action of the present invention.
第九圖係本發明之開鎖狀態剖面圖。The ninth drawing is a sectional view showing the unlocked state of the present invention.
第十圖係本發明之另一開鎖狀態剖面圖。Figure 11 is a cross-sectional view showing another unlocked state of the present invention.
第十一圖係本發明之上鎖動作示意圖。The eleventh figure is a schematic diagram of the locking action of the present invention.
第十二圖係本發明之另一上鎖動作示意圖。Figure 12 is a schematic view of another locking operation of the present invention.
第十三圖係本發明另一實施例之立體分解圖。Figure 13 is a perspective exploded view of another embodiment of the present invention.
第十四圖係本發明另一實施例之鎖體反面立體圖。Figure 14 is a perspective view of the reverse side of the lock body of another embodiment of the present invention.
第十五圖係本發明另一實施例之立體半組合圖。The fifteenth diagram is a perspective semi-combination diagram of another embodiment of the present invention.
請參閱第一圖、第二圖、第三圖、第四圖、第五圖、第六圖及第七圖，本發明係提供一種鎖具之鎖頭連動結構，該鎖具包含：一鎖頭1、一包覆層2及一鎖桿3，其中該鎖頭1包含有一鎖殼11、一鎖體12、一鎖心13、一連動件14、一卡掣單元15及一定位單元16，該鎖殼11為方形中空管體，兩端各設有一穿桿孔111，內部一面設有一卡固孔112，該鎖體12為長矩形體，裝設於鎖殼11內部，兩端設有與鎖殼11穿桿孔111對應之插置孔121，中間處設有一鎖心孔122，另該鎖體12一面於該兩插置孔121間設有一滑槽123，該滑 槽123兩側分別設有一滑溝124，又該鎖體12與該鎖殼11之卡固孔112對應處設有一容置槽127，該鎖心13係組設於鎖體12之鎖心孔122內，供鑰匙***之一端設有一鎖孔蓋131，該連動件14係與鎖心13結合連動，並貼置於鎖體12之滑槽123上，該連動件14為長圓形薄片體，具有相對之兩長邊141，於該兩長邊141之對角處凸設有同轉向畫弧的兩撥動部142，且該兩長邊141與該兩撥動部142相接處分別設有一開鎖阻力弧凹部143，該卡掣單元15包含有兩滑動件151，該兩滑動件151分別組設於鎖體12之滑槽123兩側，且該兩滑動件151相向之一端設有相錯之兩作動臂152，該作動臂152末端設有一承撥部1521，該作動臂152與滑動件151間設有一上鎖阻力弧凹部153，該兩滑動件151背向之一端設有一卡掣部154，該卡掣部154與滑動件151為各別獨立構件利用嵌卡方式結合固定，再者該兩滑動件151與鎖體12滑槽123貼置面的兩側分別設有一滑肋155滑設於鎖體12滑槽123兩側之滑槽124內，形成定位效果，使兩滑動件151可更加順暢於鎖體12之滑槽123上進行滑動位移，該定位單元16包含有一定位柱161及一彈性件162，該彈性件162及定位柱161依序容置於鎖體12之容置槽127內，該定位柱161藉由彈性件162的彈抵，插設一段於鎖殼11之卡固孔112內，使該定位柱161卡固於鎖體12之容置槽127與鎖殼11之卡固孔112間形成定位作用，進而使鎖體12無法脫離鎖殼11，該包覆層2係包覆結合於鎖頭1外側，達到保護及固定作用，該鎖桿3為U型，具有用以插置於鎖殼11之穿桿孔111與鎖體12之兩插置孔12 1內的兩插掣端31，該兩插掣端31相對內側各設有一用以供卡掣部153進入卡固之卡掣缺槽311。Referring to the first, second, third, fourth, fifth, sixth and seventh figures, the present invention provides a lock interlocking structure for a lock, the lock comprising: a lock 1 The cover 1 includes a lock case 11, a lock body 12, a lock core 13, a link member 14, a latch unit 15, and a positioning unit 16, The lock case 11 is a square hollow tube body, and each of the two ends is provided with a rod hole 111. The inner side is provided with a fastening hole 112. The lock body 12 is a long rectangular body and is installed inside the lock case 11 at both ends. The insertion hole 121 corresponding to the rod hole 111 of the lock case 11 is provided with a lock hole 122 in the middle, and the lock body 12 is provided with a sliding groove 123 between the two insertion holes 121. A sliding groove 124 is defined in each of the two sides of the slot 123. The locking body 12 is provided with a receiving slot 127 corresponding to the locking hole 112 of the locking housing 11. The locking core 13 is disposed in the locking hole of the locking body 12. 122, one end of the key insertion is provided with a keyhole cover 131. The linkage member 14 is coupled with the lock core 13 and is attached to the sliding groove 123 of the lock body 12. The linkage member 14 is an oblong circular sheet. The two long sides 141 are opposite to each other, and the two sliding portions 142 of the same turning arc are convexly disposed at opposite corners of the two long sides 141, and the two long sides 141 and the two sliding portions 142 are respectively respectively An unlocking resistance arc recess 143 is provided. The latching unit 15 includes two sliding members 151. The two sliding members 151 are respectively disposed on two sides of the sliding slot 123 of the lock body 12, and the two sliding members 151 are disposed at one end of the sliding member 151. The two actuators 152 are provided with a latching portion 1521 at the end of the actuating arm 152. The actuating arm 152 and the sliding member 151 are provided with a locking resistance arc recess 153. The two sliding members 151 are provided with a card at one end. The crotch portion 154, the latching portion 154 and the sliding member 151 are fixed and fixed by separate card members, and the two sliding members 151 and the lock body 12 are slid. A sliding rib 155 is disposed on the two sides of the sliding surface of the sliding body 123 to form a positioning effect, so that the two sliding members 151 can be more smoothly smoothed on the sliding groove 123 of the locking body 12. The positioning unit 16 includes a positioning post 161 and an elastic member 162. The elastic member 162 and the positioning post 161 are sequentially received in the receiving groove 127 of the lock body 12, and the positioning post 161 is elasticized. The ejector of the member 162 is inserted into a locking hole 112 of the lock housing 11, so that the positioning post 161 is locked between the receiving groove 127 of the lock body 12 and the fastening hole 112 of the lock housing 11 to form a positioning function. Therefore, the lock body 12 can not be separated from the lock case 11 , and the cover layer 2 is coated and bonded to the outside of the lock head 1 to achieve protection and fixing. The lock bar 3 is U-shaped and has a function of being inserted into the lock case 11 . Inserting the rod hole 111 and the two insertion holes 12 of the lock body 12 The two insertion ends 31 of the two insertion ends 31 are provided with a card slot 311 for the card jaws 153 to be locked.
請參閱第六圖、第七圖、第八圖、第九圖、第十圖、第十一圖及第十二圖，當進行開鎖時，以鑰匙轉動鎖心13，而由鎖心13帶動連動件14旋轉，使連動件14之兩長邊141撥推兩滑動件151作動臂152之承撥部1521，帶動兩滑動件151相對靠近，進而使兩滑動件151上設置之卡掣部154脫離鎖桿3兩插掣端31之相對卡掣缺槽311，即完成開鎖，而可將鎖桿3之兩插掣端31抽離鎖殼11之穿桿孔111與鎖體12之兩插置孔121，此時連動件14之兩長邊141平貼抵靠兩滑動件151作動臂152之承撥部1521，同時連動件14兩端及兩撥動部142卡入作動臂152與滑動件151間之上鎖阻力弧凹部153內定位，形成一鎖心13旋轉上鎖阻力。Please refer to the sixth, seventh, eighth, ninth, tenth, eleventh and twelfth figures. When unlocking, the lock core 13 is rotated by the key, and is driven by the lock 13 The linking member 14 rotates, so that the two long sides 141 of the linking member 14 push the two sliding members 151 to act as the receiving portion 1521 of the moving arm 152, and the two sliding members 151 are relatively close to each other, so that the locking portions 154 of the two sliding members 151 are disposed. The two latching ends 31 of the locking lever 3 are separated from the locking hole 11 of the locking housing 11 and the locking body 12 by the two latching ends 31 of the latching lever 31. The hole 121 is disposed, and the two long sides 141 of the linking member 14 abut against the two sliding members 151 as the receiving portion 1521 of the movable arm 152, and the two ends of the linking member 14 and the two sliding portions 142 are engaged with the driving arm 152 and sliding. The upper portion 151 is positioned in the upper locking resistance arc recess 153 to form a locking core 13 to rotate the locking resistance.
當進行上鎖時，將鎖桿3之兩插掣端31***鎖殼11之穿桿孔111與鎖體12之兩插置孔121內，以鑰匙轉動鎖心13，對鎖心13施以一大於上述鎖心13旋轉上鎖阻力之旋轉力，而由鎖心13帶動連動件14反向旋轉，使連動件14之兩撥動部142撥推兩滑動件151作動臂152之承撥部1521，帶動兩滑動件151相對遠離，進而使兩滑動件151上設置之卡掣部154進入鎖桿3兩插掣端31之卡掣缺槽311內卡固，兩鎖桿3無法脫離鎖頭1，即完成上鎖，此時連動件14之兩撥動部142平貼抵靠兩滑動件151作動臂152之承撥部1521，同時兩滑動件151作動臂152之承撥部1521卡入連動件14長邊141與撥動部142相接處之開鎖阻力弧凹部143內定 位，形成一鎖心13旋轉開鎖阻力，使得進行開鎖時，需以鑰匙轉動鎖心13，對鎖心13施以一大於上述鎖心13旋轉開鎖阻力之旋轉力，方可由鎖心13帶動連動件14旋轉進行上述開鎖動作。When the lock is performed, the two insertion ends 31 of the lock lever 3 are inserted into the insertion hole 111 of the lock case 11 and the two insertion holes 121 of the lock body 12, and the lock core 13 is rotated by the key to apply the lock core 13 A rotation force greater than the locking force of the locking core 13 is rotated, and the locking member 13 drives the linking member 14 to rotate in the opposite direction, so that the two sliding portions 142 of the linking member 14 push the two sliding members 151 to act as the receiving portion of the movable arm 152. The two sliding members 151 are relatively far away from each other, so that the locking portions 154 disposed on the two sliding members 151 are locked into the locking slots 311 of the two insertion ends 31 of the locking rods 3, and the two locking rods 3 cannot be disengaged from the locking members. 1. The locking is completed. At this time, the two dialing portions 142 of the linking member 14 abut against the two sliding members 151 as the receiving portion 1521 of the movable arm 152, and the two sliding members 151 are engaged with the receiving portion 1521 of the movable arm 152. The unlocking resistance arc recess 143 at the junction of the long side 141 of the linking member 14 and the dialing portion 142 is determined The position of the lock 13 is rotated to unlock the lock, so that when the lock is unlocked, the lock 13 is rotated by the key, and the lock 13 is subjected to a rotational force greater than the rotation and unlocking resistance of the lock 13 to be interlocked by the lock 13 The piece 14 is rotated to perform the above-described unlocking operation.
再者，本發明鎖具之鎖頭連動結構，亦可如第十三圖、第十四圖及第十五圖所示，鎖頭1之鎖體12的一面兩端各設有一嵌固槽125，鎖體12兩端各接設一延長體126，該延長體126一端延伸設有嵌固部1261，藉由該嵌固部1261與上述嵌固槽125嵌合，使兩延長體126固定，配合卡掣單元15之卡掣部154、鎖殼11及包覆層2相對加長，而適用於較大寬度之U型鎖桿3，進而組合較大尺寸之鎖具。Furthermore, as shown in the thirteenth, fourteenth and fifteenth drawings, the lock body 12 of the lock head 1 is provided with an insertion groove 125 at each end of the lock body 12 of the lock body. An extension body 126 is disposed at each end of the lock body 12, and an extension portion 1261 is defined at one end of the extension body 126. The extension portion 1261 is fitted into the insertion groove 125 to fix the two extension bodies 126. The latching portion 154, the lock housing 11 and the covering layer 2 of the latching unit 15 are relatively elongated, and are suitable for the U-shaped locking lever 3 of a larger width, thereby combining the locks of larger sizes.
由上述可知，本發明鎖具之鎖頭連動結構，其係直接由連動件14帶動卡掣單元15之兩滑動件151同步位移，來達到上鎖與開鎖的目的，當上鎖狀態時，兩滑動件151受連動件14之兩撥動部142阻擋無法位移，因而具有防敲功能，並且該連動件14及兩滑動件151均係單一構件一體成型，結構簡單，體積小，加工製造容易，俾達製造成本低，符合經濟效益，並且重量輕，而可使產品更具競爭力。It can be seen from the above that the interlocking structure of the lock of the lock of the present invention directly drives the two sliding members 151 of the latch unit 15 to be synchronously displaced by the linking member 14 to achieve the purpose of locking and unlocking, and when in the locked state, the two sliding The member 151 is blocked by the two dialing portions 142 of the linking member 14 and can be prevented from being displaced, so that the interlocking member 14 and the two sliding members 151 are integrally formed by a single member, and the structure is simple, the volume is small, and the manufacturing is easy. The manufacturing cost is low, economical, and lightweight, making the product more competitive.
1‧‧‧鎖頭1‧‧‧Lock
11‧‧‧鎖殼11‧‧‧Lock shell
111‧‧‧穿桿孔111‧‧‧Pole hole
12‧‧‧鎖體12‧‧‧Lock body
121‧‧‧插置孔121‧‧‧Interposed holes
122‧‧‧鎖心孔122‧‧‧Lock hole
123‧‧‧滑槽123‧‧‧Chute
124‧‧‧滑溝124‧‧‧slide
13‧‧‧鎖心13‧‧‧Lock
131‧‧‧鎖孔蓋131‧‧‧Keyhole cover
14‧‧‧連動件14‧‧‧ linkages
141‧‧‧長邊141‧‧‧Longside
142‧‧‧撥動部142‧‧‧The Ministry of Movement
143‧‧‧開鎖阻力弧凹部143‧‧‧Unlocking resistance arc recess
15‧‧‧卡掣單元15‧‧‧Cart unit
151‧‧‧滑動件151‧‧‧Sliding parts
152‧‧‧作動臂152‧‧‧Began
1521‧‧‧承撥部1521‧‧‧Receipt Department
153‧‧‧上鎖阻力弧凹部153‧‧‧Locking resistance arc recess
154‧‧‧卡掣部154‧‧Card Department
155‧‧‧滑肋155‧‧ ‧ rib
16‧‧‧定位單元16‧‧‧ Positioning unit
161‧‧‧定位柱161‧‧‧Positioning column
162‧‧‧彈性件162‧‧‧Flexible parts
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW102119297A TWI507593B (en) | 2013-05-31 | 2013-05-31 | Linkage lock head device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW102119297A TWI507593B (en) | 2013-05-31 | 2013-05-31 | Linkage lock head device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201445040A TW201445040A (en) | 2014-12-01 |
| TWI507593B true TWI507593B (en) | 2015-11-11 |
Family
ID=52706950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW102119297A TWI507593B (en) | 2013-05-31 | 2013-05-31 | Linkage lock head device |
Country Status (1)
| Country | Link |
|---|---|
| TW (1) | TWI507593B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5987940A (en) * | 1996-10-01 | 1999-11-23 | Chang; Kuo-Chou | U-shaped lock |
| TWM382237U (en) * | 2009-12-30 | 2010-06-11 | Sheng Yung Lock Ind Co Ltd | Linked movement structure of using lock to lock the fastening member |
| CN101037910B (en) * | 2007-04-23 | 2010-09-01 | 陆昱森 | U-type anti-theft lock for automobile |
| TWM396591U (en) * | 2010-03-15 | 2011-01-21 | Yi Fu Entpr Co Ltd | U-shaped lock |
-
2013
- 2013-05-31 TW TW102119297A patent/TWI507593B/en not_active IP Right Cessation
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5987940A (en) * | 1996-10-01 | 1999-11-23 | Chang; Kuo-Chou | U-shaped lock |
| CN101037910B (en) * | 2007-04-23 | 2010-09-01 | 陆昱森 | U-type anti-theft lock for automobile |
| TWM382237U (en) * | 2009-12-30 | 2010-06-11 | Sheng Yung Lock Ind Co Ltd | Linked movement structure of using lock to lock the fastening member |
| TWM396591U (en) * | 2010-03-15 | 2011-01-21 | Yi Fu Entpr Co Ltd | U-shaped lock |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201445040A (en) | 2014-12-01 |
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| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Annulment or lapse of patent due to non-payment of fees |