Patents by Inventor Kuo-cheng Lin
Kuo-cheng Lin has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20020094280Abstract: Disclosed is a backup heat-dissipating system having a serial fan which can be assembled easily, fastly and conveniently, and can effectively eliminate the interference between fans and prevent the air leakage resulting from the failed fan unit. The backup heat-dissipating system includes a main frame, a first rotor device disposed in the main frame and including a first control device, and a second rotor device disposed in the main frame to be coupled with the first rotor device in series along an axial direction of the main frame and including a second control device. When the first rotor device is failed, the first control device will output a signal to the second control device for driving the second rotor device to rotate at a relatively higher speed.Type: ApplicationFiled: January 16, 2002Publication date: July 18, 2002Inventors: Kuo-Cheng Lin, Shun-Chen Chang, Chih-Yuan Lin, Chun-Lung Chiu
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Publication number: 20020079086Abstract: An embedded centrifugal cooling device is disclosed. The embedded centrifugal cooling device includes a heat sink and a centrifugal fan. The heat sin includes a plurality of cooling fins defining a cavity. The centrifugal fan is formed in the cavity so as to be embedded into the heat sink. The present invention further includes a cover formed on the heat sink and the centrifugal fan to keep airtight substantially.Type: ApplicationFiled: August 17, 2001Publication date: June 27, 2002Applicant: DELTA ELECTRONICS INC.Inventors: Wen-Shi Huang, Kuo-Cheng Lin, Tsu-Liang Lin, Tsung-Yu Lei
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Patent number: 6411509Abstract: A fan assembly is disclosed includes a guiding tube having a curved part in the middle of the guiding tube and two straight parts in both ends of the guiding tube, and a fan inclinedly assembled in the curved part of the guiding tube. One end of the guiding tube is used to be an outlet and the other is used to be an inlet. The fan is used for drawing in a gas current from the inlet and blowing the gas current out of the outlet on a heat-generating device through the curved and the straight parts of the guiding tube. Therefore, as the gas current is blown through the curved and the straight parts of the guiding tube, the gas current blown on the heat-generating device is evened so as to improve the heat-dissipating efficiency.Type: GrantFiled: November 21, 2000Date of Patent: June 25, 2002Assignee: Delts Electronics, Inc.Inventors: Te-Tsai Chuang, Kuo-Cheng Lin, Wen-Shi Huang
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Patent number: 6406274Abstract: A heat dissipation device includes a rotor, a plurality of centrifugal blades provided around the rotor, a stator provided inside the rotor for driving the rotor to rotate, and a base provided under the rotor and the stator without enclosing the rotor. The base includes a central portion connected with the stator, and a plurality of extension portions extending from the central portion to the outside. A plurality of holes are formed at a side of each of the plurality of extension portions away from the central portion, respectively.Type: GrantFiled: May 26, 2000Date of Patent: June 18, 2002Assignee: Delta Electronics, Inc.Inventors: Kuo-cheng Lin, Yu-huang Huang, Ming-shi Tsai, Wen-shi Huang
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Patent number: 6406258Abstract: A fan frame for encircling an impeller of a fan that includes a base and a plurality of teeth. A hole is formed on the base to form an inner periphery. The plurality of teeth is substantially perpendicular to, and mounted around the inner periphery for encircling the impeller of the fan. A plurality of clearances is formed between each one of the plurality of teeth and its adjacent tooth.Type: GrantFiled: October 19, 2000Date of Patent: June 18, 2002Assignee: Delta Electronics, Inc.Inventors: Tsu-liang Lin, Kuo-cheng Lin, Wen-shi Huang
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Publication number: 20020070008Abstract: A heat-dissipating device for dissipating internal heat generated from the heat-dissipating device is provided. The heat-dissipating device includes a motor having a rotator and a stator for causing the rotator to rotate, and a fan connected with the rotator and having a hub having a slot and a plurality of holes thereon for rotating and dissipating the heat.Type: ApplicationFiled: February 26, 2001Publication date: June 13, 2002Inventors: Chang Shun Chen, Kuo-Cheng Lin, Wen-Shi Huang
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Publication number: 20020067597Abstract: A heat-dissipating assembly for being used in a system frame is provided. The heat-dissipating assembly includes a heat-dissipating device having a plurality of holes thereon, and a securing device engaged with the system frame and having a plurality of engaging elements corresponding to the plurality of holes of the heat-dissipating device for separately connecting the heat-dissipating device with the securing device, and a plurality of supporting flanges for assisting in securing the heat-dissipating device to the securing device.Type: ApplicationFiled: July 30, 2001Publication date: June 6, 2002Applicant: Delta Electronics, Inc.Inventors: Te-Tsai Chuang, Kuo-Cheng Lin, Wen-Shi Huang
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Publication number: 20020063478Abstract: The present invention discloses a self-stabilizing heat exhaust system including at least several rate-variable fans. Each of the rate-variable fans further includes a power-input terminal for inputting power to the rate-variable fans; a grounded terminal for providing the rate-variable fan a lower level; a signal-output terminal coupled to an adjacent rate-variable fan for outputting a speed signal which may be a normal signal or an abnormal signal; a signal-input terminal coupled to another adjacent rate-variable fan for receiving the speed signal; and a control circuit responding to the abnormal signal to make the rate-variable fan rotate at the higher rotation rate and responding to the normal signal to make the rate-variable fan rotate at the lower rotation rate.Type: ApplicationFiled: May 18, 2001Publication date: May 30, 2002Inventors: Wen-Shi Huang, Kuo-Cheng Lin, Shou-Te Yu, Ming-Shi Tsai
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Publication number: 20020057965Abstract: The centrifugal fan of the present invention comprises a frame, a rotatory means and an impeller. Among these, the frame has a first intake, a second intake, at least one air outlet and a plurality of ribs crossing the second intake. The rotatory means mounted in the frame. The impeller further includes a hub, a partition, a plurality of first blades and a plurality of second blades. The hub is coupled to the motor. The partition separates the inlet air of the first intake and that of the second intake so as to reduce the noise caused by the disturbance. A plurality of first blades and second blades are formed on the first surface and the second of the impeller, respectively. Each of the first blades and second blades selectively include a cut corner formed thereon. The second blade and said rib forms an intersection angle of about 90 degrees as the second blade crosses the rib.Type: ApplicationFiled: September 17, 2001Publication date: May 16, 2002Applicant: DELTA ELECTRONICS INC.Inventors: Yuhung Huang, Bor Haw Chang, Tsu Liang Lin, Kuo-Cheng Lin, Wen-Shi Huang
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Patent number: 6386276Abstract: A heat-dissipating device for dissipating internal heat generated from the heat-dissipating device is provided. The heat-dissipating device includes a motor having a rotator and a stator for causing the rotator to rotate, and a fan connected with the rotator and having a hub having a slot and a plurality of holes thereon for rotating and dissipating the heat.Type: GrantFiled: February 26, 2001Date of Patent: May 14, 2002Assignee: Delta Electronics, Inc.Inventors: Chang Shun Chen, Kuo-Cheng Lin, Wen-Shi Huang
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Patent number: 6388196Abstract: A fan wire collection structure includes a base, a rise portion formed on the base, at least one flank supports each connecting to one side of the base, and at least one stop boards each connecting to one of the flank supports integrally, wherein wires are twisted in a space defined by the base, the rise portion, the at least one flank supports, and the at least one stop boards.Type: GrantFiled: February 10, 2000Date of Patent: May 14, 2002Assignee: Delta Electronics, Inc.Inventors: Shu-fan Liu, Kuo-cheng Lin, Wen-shi Huang
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Publication number: 20020046825Abstract: The present invention discloses a cooling device using thermal-conductive liquid. The present invention includes a base, a means for generating magnetic field and a plurality of thermal-conductive fins. Among these, the base includes a circuit pipe accommodating a magnetized thermal-conductive liquid. The means for generating magnetic field is positioned in the base and used to generate a magnetic field. The thermal-conductive fins are formed on the base and the surround the circuit pipe. The magnetic field generated by the means for generating magnetic field makes the magnetized thermal-conductive liquid flows so as to dissipate heat.Type: ApplicationFiled: September 7, 2001Publication date: April 25, 2002Inventors: Wen-Shi Huang, Kuo-Cheng Lin, Chien-Wen Yu
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Publication number: 20020047474Abstract: A motor structure is disclosed. The motor structure comprises a stator and a rotor. Among these, the stator further comprises a coil seat defined by a bottom plate, a plurality of first teeth and a plurality of second teeth. A coil is formed in the coil seat. The first teeth formed around inner periphery of the bottom plate and have a first extending portion extending so as to constitute a reversed L shape. The second teeth formed around outer periphery of the bottom plate and have a second extending portion so as to constitute a reversed L shape. The rotor, coupled to the stator, further have a circular magnet formed above the coil seat, the first extending portion and the second extending portion. Each of the first and second extending portions further comprises a chamfer, a fillet, a clearance, a fold and different dimension.Type: ApplicationFiled: November 1, 2001Publication date: April 25, 2002Inventors: Wen-Shi Huang, Kuo-Cheng Lin, Ming-Shi Tsai, Chu Hsien Chou
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Publication number: 20020038983Abstract: Disclosed is a stator structure of a rotary device and its forming method. The method for forming a stator structure includes the steps of (a) forming a first part having a first middle portion with a through hole, and M pieces of extending portions extending from the first middle portion, (b) forming a second part having a second middle portion with a through hole, and N pieces of extending portions extending from the second middle portion, (c) alternately bending the M pieces of extending portions of the first part toward a first direction and alternately bending the N pieces of extending portions of the second part toward a second direction opposite to the first direction, respectively, and (d) correspondingly combining the first and second parts together to form the stator structure in which the bent extending portions of the first and second parts constitute a columnar portion of the stator structure for winding a coil thereon, wherein M and N are even numbers not less than four, respectively.Type: ApplicationFiled: August 17, 2001Publication date: April 4, 2002Applicant: DELTA ELECTRONICS INCInventors: Kuo-Cheng Lin, Shou Te Yu, Yao Lung Huang
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Patent number: 6345956Abstract: An air-guiding impeller for a blower. The impeller includes a rotary shaft adaptable for a motor, an annular frame, blades formed on the annular frame, and air-guiding ribs interconnected between the annular frame and the rotary shaft and inclined with respect to the annular frame.Type: GrantFiled: July 3, 2000Date of Patent: February 12, 2002Assignee: Delta Electronics, Inc.Inventor: Kuo-cheng Lin
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Patent number: 6340292Abstract: The invention provides an anti-fracture fan structure including a hub, a plurality of blades, and a plurality of ribs. The hub has an inner surface formed inside and encircling it. The plurality of blades are arranged outside and around the hub. The plurality of ribs projects from the inner surface of the hub into the inside of the hub. Each of the plurality of ribs is not perpendicular to the inner surface of the hub. Furthermore, the anti-fracture fan further includes a shielding-can situated inside the hub and in contact with the plurality of ribs. Moreover, the hub can be formed of a plastic material and the shielding-can can be formed of a metal material. The ribs can be easily warped when the shielding-can expands.Type: GrantFiled: July 28, 2000Date of Patent: January 22, 2002Assignee: Delta Electronics, Inc.Inventors: Te-tsai Chuang, Wei-chen Kuo, Kuo-cheng Lin, Wen-shi Huang
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Patent number: 6337526Abstract: A stator structure comprising a plurality of upper spaced apart tabs substantially circularly arranged and formed on a first plane; and a plurality of lower spaced apart tabs substantially circularly arranged, complementary to the plurality of upper spaced apart tabs, and formed on a second plane parallel to the first flat surface, characterized in that the outer portion of each of the plurality of lower spaced apart tabs or upper spaced apart tabs extends to a position below or above the magnetic belt of the rotor so as to employ the magnetic force generated by the magnetic belt and the lower spaced apart tabs or upper spaced apart tabs to maintain balancing of the rotor while rotating.Type: GrantFiled: March 31, 2000Date of Patent: January 8, 2002Assignee: Delta Electronics, Inc.Inventors: Kuo-cheng Lin, Wen-shi Huang, Te-tsai Chuang
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Patent number: 6320291Abstract: A motor structure includes a base, at least one bearing, a shaft, a hollow coil assembly, and an elastic ring. The base has at least two fan-shaped sheets and a lower projection. The bearing is received between the fan-shaped sheets. The shaft is supported by the bearing for rotation and is formed with a circumferential groove. The hollow coil assembly for surrounding the fan-shaped sheets includes a plurality of snap engaging portions for engaging with the lower projection and includes an upper projection for pressing against the bearing. The elastic ring is engaged with the circumferential groove for fixing the bearing in cooperation with the lower projection and the upper projection.Type: GrantFiled: August 18, 1999Date of Patent: November 20, 2001Assignee: Delta Electronics, Inc.Inventors: Kuo-Cheng Lin, Yu-Hung Huang, Wen-Shi Huang
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Patent number: 6302189Abstract: An engagement structure of a fan, which is engaged with a heat dissipation plate having a plurality of heat dissipation fins. A plurality of lower engagement portions with inverted-L-shapes is formed on the plurality of heat dissipation fins. A plurality of clearances substantially parallel to the plurality of heat dissipation fins is formed on each of the lower engagement portions. The engagement structure includes a fan frame and a plurality of upper engagement portions with L-shapes. The plurality of upper engagement portions is elastically mounted around the fan frame. Each of the upper engagement portions includes an L-shaped portion. A plurality of ribs is formed on the L-shaped portions. When assembling the engagement structure with the heat dissipation plate, the L-shaped portions are engaged with the lower engagement portions with inverted-L-shapes for mounting in a vertical direction, while the plurality of ribs are engaged with the plurality of clearances for mounting in a horizontal direction.Type: GrantFiled: October 3, 2000Date of Patent: October 16, 2001Assignee: Delta Electronics, Inc.Inventors: Tsu-liang Lin, Kuo-cheng Lin, Wen-shi Huang
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Patent number: D453827Type: GrantFiled: April 3, 2001Date of Patent: February 19, 2002Assignee: Delta Electronics Inc.Inventors: Wei-Chen Kuo, Tsu-Liang Lin, Kuo-Cheng Lin, Wen-Shi Huang