Patents Assigned to Tekpak Corporation
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Patent number: 11305899Abstract: The present invention is a pallet strapping device having a platform, a lower guiding strap portion, an upper guiding strap portion, a first frame portion, a second frame portion and a central guiding strap portion. By controlling a first guiding strap portion, a second guiding strap portion, and the central guiding strap portion that is moved to a retracted position, a first guiding strap circulation path can be formed. In addition, by controlling the first frame portion, the second frame portion and the central guiding strap portion that is moved to an extended position, a second guiding strap circulation path is formed. The present invention is capable of switching to different strapping paths corresponding to different pallets for strapping. Besides, it is quite convenient to conduct strapping tasks under the condition that the corresponding pallets is not needed to depart from the platform of the pallet strapping device.Type: GrantFiled: May 12, 2020Date of Patent: April 19, 2022Assignees: TEKPAK CORPORATION, TRANSPAK EQUIPMENT CORPORATIONInventors: Chin-Chang Liu, Chi-Jan Su
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Patent number: 9533834Abstract: The present invention includes a housing, multiple conveyors, and a driving system. The conveyors are provided for a working object to be moved on the conveyors. The driving system has a horizontal moving portion and a vertical moving portion. As the horizontal moving portion moves from the second position toward the first position, when a first detector detects a rear edge of the working object, a controller is able to stop the horizontal moving portion and to set an actual pushing position. Then, it can reset that the horizontal only can move between the actual pushing position and the second position for shortening a moving time and a moving distance of the horizontal moving portion. So, this invention can shorten the horizontal moving time of the horizontal moving portion. It can shorten the vertical moving time. Plus, it can increase the total processing efficiency.Type: GrantFiled: July 12, 2015Date of Patent: January 3, 2017Assignees: TEKPAK CORPORATION, TRANSPAK EQUIPMENT CORPORATIONInventors: Chin-Chang Liu, Chi-Jan Su
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Patent number: 8522678Abstract: A strapping machine having a movable working assembly includes comprises a machine body, a chute, and a movable working assembly. This machine body contains a storing space. The chute has an upper chute portion and a lower chute portion. The movable working assembly which is in the storing space includes a horizontal movable portion, a vertical movable portion, a working device, and an operation linkage mechanism. When the vertical movable portion moves to the move-down position, the lower chute portion is separated from the upper chute portion. Then, the movable working assembly can be moved out for easy maintenance. So, it is quick and easy to repair any internal device or part inside the strapping machine. The repairer does not need to stoop or squat down for repairing it. In addition, it saves strength and time to move out the working device or related part.Type: GrantFiled: February 24, 2011Date of Patent: September 3, 2013Assignees: Tekpak Corporation, Transpak Equipment CorporationInventors: Chin-Chang Liu, Chi-Jan Su
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Patent number: 8443723Abstract: A cross-strapping device includes a base, a lateral strapping mechanism, and a longitudinal strapping mechanism. This base has a working surface. The lateral strapping mechanism has a lateral chute, a first strap supplying assembly, and a first sealing/cutting assembly. A first strap is guided by the lateral chute and is strapped around the object to finish a lateral strapping procedure. The longitudinal strapping mechanism has a longitudinal guider, a second strap supplying assembly, and a second sealing/sealing assembly. A second strap is guided by the longitudinal guider and be strapped around the object to finish a longitudinal strapping procedure. So, this object is placed on a fixed working surface without rotation. The lateral strapping procedure and the longitudinal strapping procedure are completed on the same working surface. Hence, both the lateral strapping procedure and the longitudinal strapping procedure can be done in only one machine. In addition, the turn table is not required.Type: GrantFiled: October 27, 2010Date of Patent: May 21, 2013Assignees: Tekpak Corporation, Transpak Equipment CorporationInventors: Chin-Chang Liu, Chi-Jan Su
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Patent number: 8020488Abstract: A strapping machine includes a machine body, a strap chute, a strap supplying device, and a controlling device. The machine body has a working surface. The strap chute includes an access guiding portion and an exit guiding portion. The controlling device can control the access guiding portion and the exit guiding portion moving to suitable heights independently. So, an object to can be moved in for a strapping work and then be moved out. Hence, the vertical moving distances of the access guiding portion and the exit guiding portion can be adjusted independently. In addition, it can save the waiting time.Type: GrantFiled: March 8, 2010Date of Patent: September 20, 2011Assignees: Tekpak Corporation, Transpak Equipment CorporationInventors: Chin-Chang Liu, Chi-Jan Su
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Patent number: 7871031Abstract: A device having a liftable strap supply reel includes a housing, a liftable mechanism and a pushing force generator. The liftable mechanism is pivoted on the housing and it has a first arm that is disposed with a rotatable strap supply reel. The liftable mechanism contains a home position, a critical position, and a lift-up position. When this lifting mechanism is positioned at the lift-up position, the pushing member generates a force to create a torque so that the strap supply reel stays at a height near a waist of a human. So, the strap supply reel can be lifted up to a height approximately near a waist of a human. It can be operated by one hand. In addition, it is convenient to repair or replace the strap.Type: GrantFiled: March 23, 2009Date of Patent: January 18, 2011Assignees: Tekpak Corporation, Transpak Equipment CorporationInventors: Chin-Chang Liu, Chi-Jan Su
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Patent number: 7677168Abstract: An easy-maintenance strap guide system of a strapping machine includes a board, a driving set, a first rod, a second rod, a first matching portion, a second matching portion, and an engaging element. The driving set includes an advance roller portion and a retreat roller portion for conveying a strap. When the engaging element disengages with the first rod, the first rod rotates and makes the second rod, the first matching and the second matching portion moving. Hence, a maintenance space is formed. Thus, the maintenance work can be done quickly without the use of tools. It saves the detaching and assembling time. Plus, it can release automatically due to the gravity.Type: GrantFiled: March 30, 2009Date of Patent: March 16, 2010Assignees: Tekpak Corporation, Transpak Equipment CorporationInventors: Chin-Chang Liu, Chi-Jan Su
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Patent number: 6931986Abstract: A strapping machine automatically adjusting the strap tension includes a sensor to interact with two sense members fixed on a subordinate wheel of an advance and retreat device, which consists of a main wheel and the subordinate wheel. The sensor and the sense members sense the advanced and the retreated rounds of the subordinate wheel when a strap is moved through a gap between the main wheel and the subordinate wheel. Then sensor sends a signal of the length practically needed to bind the strap around an object to a signal processor, which calculates and records and sends the difference cardinality to a controller. Then the controller controls operation and stopping of the motor of a strap tension device according to the signal so that the strap machine can automatically adjust the strap tension for binding the strap.Type: GrantFiled: October 25, 2004Date of Patent: August 23, 2005Assignees: Tekpak Corporation, Transpak Equipment CorporationInventors: Chin-Chang Liu, Chi-Jan Su
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Patent number: 6745678Abstract: A deadlocked strap releasing device for a strapping machine includes a pull rod for pulling a pull rope for ejecting a deadlocked strap by a push member of a strap ejector above a worktable for a worker to pull out and cut off the redundant portion of the strap and correct malfunction so as to start the machine for continuing strapping quickly.Type: GrantFiled: December 27, 2002Date of Patent: June 8, 2004Assignee: Tekpak CorporationInventors: Chin-Chang Liu, Chi-jan Su
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Patent number: 6708605Abstract: A strap reserving control device for a strapping machine is to apply the relative action between a balancing weight unit and a balancing rod respectively fixed at the opposite ends of a rotating shaft, and the functions of sensing by a sensing portion of a sensing switch to control the amount of packaging strap stored in a strap reserving room. The balancing weight unit and the balancing rod is formed with a lever structure therebetween, therefore no tiredness of elasticity or damage may happen to them, able to prolong the service life of the machine, and stably and precisely control the amount of packaging strap stored in the strap reserving room.Type: GrantFiled: August 9, 2002Date of Patent: March 23, 2004Assignees: Tekpak Corporation, Transpak Equipment Corp.Inventors: Chin-Chang Liu, Chi-jan Su
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Patent number: 6622619Abstract: A rod-actuating strap control device for a strapping machine includes a rod-interacting unit composed of an actuating rod and a weight rod assembled on a rotary member and the relative action produced between the rod-interacting unit and a press rod as well as the balanced rod with cooperation of the sensing function between a sensing switch and the actuating rod to effectively control the length or amount of the packaging strap stored in a strap reserving room. The operation between the actuating rod of rod-interacting unit and the weight rod is based on a lever structure, therefore no tiredness of resilience or damage of a twisting spring may happen to them, able to prolong the service life of the machine and control the length or amount of packaging strap stored in a strap reserving room with great precision and stability.Type: GrantFiled: August 9, 2002Date of Patent: September 23, 2003Assignee: Tekpak CorporationInventors: Chin-Chang Liu, Chi-jan Su
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Patent number: 6564701Abstract: A band-thickness adjusting device for a portable packing machine includes an adjusting shaft and an activating rod combined eccentrically with the adjusting shaft, and a press rod pressed axially by eccentric movement of the adjusting shaft to press down a friction head of a fusing device. Then the gap between the friction head and a stationary friction head of the fusing device can be changed to suit to different thickness of packing bands so that pressure against the packing band may be adjusted for the thickness of a packing band, with the gap between the two friction heads freely adjustable.Type: GrantFiled: January 30, 2002Date of Patent: May 20, 2003Assignees: Tekpak Corporation, Transpak Equipment Corp.Inventors: Chin-Chang Liu, Chi-jan Su
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Patent number: 6412257Abstract: A manual binding device including a base on which a seat body is mounted. The seat body is provided with a hand lever, a lift lever, and a slot in which a press lever member is pivoted for actuating a press block located in the interior of the seat body. The press member is formed of an eccentric cam rod, an arresting rod, and a press member. The eccentric cam rod and the arresting rod are connected by the press member. The press member is provided with a spring to alleviate the pressure exerted on a sealing pad and a binding strap at such time when the arresting rod is excessively exerted on by an external force.Type: GrantFiled: August 28, 2000Date of Patent: July 2, 2002Assignees: Tekpak Corporation, Transpak Equipment CorporationInventors: Chin-Chang Liu, Chi-Chan Su
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Patent number: 6360932Abstract: An upright binding machine including a machine stand on which a strap feeding wheel device is mounted to facilitate the binding of an article. The machine stand is further provided with a strap withdrawing structure including a transmission member for actuating a connection rod to cause a first slide block and a second slide block to displace such that the first slide block causes a main strap feeding wheel to separate from a secondary strap feeding wheel. The second slide block is linked with the first slide block so as to enable a frame body to actuate a strap guiding frame and the secondary strap feeding wheel to move upwards to enable the binding strap to move away from the article.Type: GrantFiled: August 28, 2000Date of Patent: March 26, 2002Assignees: Tekpak Corporation, Transpak Equipment CorporationInventors: Chin-Chang Liu, Chi-Chan Su
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Patent number: 6141946Abstract: A locating structure of a lashing tape reel of a binding machine includes a guide rail member which is formed of a guide seat and two parallel rods, an action disk provided with an electromagnetic clutch which is connected with the guide seat, and a locating disk connected with the action disk by a shaft. The locating structure enables the lashing tape reel of the binding machine to be loaded or unloaded with ease and speed.Type: GrantFiled: May 26, 1999Date of Patent: November 7, 2000Assignees: Tekpak Corporation, Transpak Equipment CorporationInventors: Liu Chin-Chang, Su Chi-Chan
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Patent number: 6073425Abstract: A binding machine is provided with a guide frame structure for holding and guiding a lashing tape. The guide frame structure includes an inverted U-shaped guide support mounted on the top of a machine body of the binding machine, a connection rod member capable of being actuated by a cam of the binding machine so as to link a guide member. The guide frame structure further includes a lashing tape guiding frame and a position controlling guide frame capable of actuating the lashing tape guiding frame to open or close relative to the guide support for guiding out the lashing tape via a tape guiding plate.Type: GrantFiled: May 24, 1999Date of Patent: June 13, 2000Assignees: Tekpak Corporation, Transpak Equipment CorporationInventors: Liu Chin-Chang, Su Chi-Chan
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Patent number: 6041698Abstract: A guide band packaging machine having a control motor mounted on a mounting board with a connector member. The connector member is connected to control cam. The control cam has a convex ridge contacting a guide wheel of a link mechanism positioned below the guide motor. The guide motor includes a first motor which rotates a first driver gear mounted on a motor shell. The first driver gear is fixedly attached to a major wheel and rotatably engages a second driver wheel. The second driver wheel is fixedly attached to a minor wheel. The major wheel and the minor wheel are pressed against each other so as to control a tension of a band during the feeding and reversing of the band therebetween.Type: GrantFiled: March 22, 1999Date of Patent: March 28, 2000Assignees: Tekpak Corporation, Transpak Equipment CorporationInventors: Liu Chin-Chang, Su Chi-Chan
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Patent number: 6030166Abstract: A mechanism for loading a lashing tape of a binding machine is disposed on a tape storing slot which is located in the binding machine and formed of a locating plate and a position confining plate. The locating plate is provided with a drive wheel driven by a drive motor, and a driven wheel located near the drive wheel. The locating plate is pivoted with a main guide rod. The driven wheel is fastened with an auxiliary guide rod. The main guide rod is connected with a control rod for controlling a touch switch regulating the circuit of the drive motor. The auxiliary guide rod is slanted in a direction toward the main guide rod. The main guide rod is pushed by an actuating rod driven by a motor such that the main guide rod swivels upward to join with the auxiliary guide rod, thereby resulting in the formation of a gap via which the lashing tape is guided by the drive wheel and the driven wheel to be loaded.Type: GrantFiled: May 24, 1999Date of Patent: February 29, 2000Assignees: Tekpak Corporation, Transpak Equipment Corp.Inventors: Liu Chin-Chang, Su Chi-Chan
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Patent number: D424078Type: GrantFiled: March 8, 1999Date of Patent: May 2, 2000Assignees: Tekpak Corporation, Transpak Equipment Corp.Inventors: Liu Chin-Chang, Su Chi-Chan