Patents by Inventor Jung-Fa Tsai
Jung-Fa Tsai 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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Patent number: 11712793Abstract: A hot stapler includes a body, two heat conducting units, an electrical storage unit, a circuit unit, and a switch button. The body includes a head and a handle. The electrical storage unit is disposed in the handle and has a voltage value less than 6 volts. A first wire and a first resistor of the circuit unit are electrically mounted between one of the two heat conducting units and the electrical storage unit. A second wire and a second resistor of the circuit unit are electrically mounted between the other one of the two heat conducting units and the electrical storage unit. The switch button is disposed on the handle and is switchable between a power-on position and a power-off position.Type: GrantFiled: June 27, 2019Date of Patent: August 1, 2023Assignee: GOODHOUSE Enterprise Co. Ltd.Inventor: Jung-Fa Tsai
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Publication number: 20220241886Abstract: A tool head for electric heating tool includes a body detachably set in the electric heating tool, a conductive component set mounted in the body and electrically connected to the power supply of the electric heating tool, and two heating elements set on the body. The two heating elements each contain a resistor. The two resistors are electrically connected to the conductive component set and the heating elements, so that the two heating elements generate heat, which can facilitate assembly, reduce damage, and improve technical effects such as diversified construction methods.Type: ApplicationFiled: January 20, 2022Publication date: August 4, 2022Inventor: Jung-Fa TSAI
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Publication number: 20200406440Abstract: A hot stapler comprises a body, two heat conducting units, an electrical storage unit, a circuit unit, and a switch button. The body includes a head and a handle. The electrical storage unit is disposed in the handle and has a voltage value less than 6 volts. A first wire and a first resistor of the circuit unit are electrically mounted between one of the two heat conducting units and the electrical storage unit. A second wire and a second resistor of the circuit unit are electrically mounted between the other one of the two heat conducting units and the electrical storage unit. The switch button is disposed on the handle and is switchable between a power-on position and a power-off position.Type: ApplicationFiled: June 27, 2019Publication date: December 31, 2020Inventor: Jung-Fa Tsai
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Patent number: 10807271Abstract: The present invention provides a hot knife, which includes a blade, a heat source, a handle, and a power source. The blade includes a central portion extending along a central axis, two wing portions integrally extending outwardly from two opposite sides of the central portion in a radial direction of the central axis, and a chamber defined by inner walls of the central portion and two wing portions. The heat source is disposed in the chamber and is adapted to supply heat to the blade. The handle is attached to the blade. The power source is disposed in the handle and is electrically connected to the heat source.Type: GrantFiled: May 25, 2018Date of Patent: October 20, 2020Assignee: GOODHOUSE Enterprise Co., Ltd.Inventor: Jung-Fa Tsai
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Publication number: 20190358846Abstract: The present invention provides a hot knife, which includes a blade, a heat source, a handle, and a power source. The blade includes a central portion extending along a central axis, two wing portions integrally extending outwardly from two opposite sides of the central portion in a radial direction of the central axis, and a chamber defined by inner walls of the central portion and two wing portions. The heat source is disposed in the chamber and is adapted to supply heat to the blade. The handle is attached to the blade. The power source is disposed in the handle and is electrically connected to the heat source.Type: ApplicationFiled: May 25, 2018Publication date: November 28, 2019Inventor: Jung-Fa Tsai
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Patent number: 10189104Abstract: An electric heating tool includes a handle device and a heating device rotatably mounted to the handle device. The handle device includes a body, a power connection member, and a sleeve. The power connection member is received in the body, and the sleeve mounted around the body. The heating device includes a seat and a heating member. The seat rotatably engaged with the sleeve. The heating member is mounted to the seat and is slidely and electrically connected to the power connection member.Type: GrantFiled: October 1, 2015Date of Patent: January 29, 2019Assignee: Goodhouse Enterprise Co. Ltd.Inventor: Jung-Fa Tsai
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Publication number: 20170318624Abstract: An extendible heating tool includes a body and an extendible heating head releasably engaged with and electrically connected to the body. The body includes a head tip and a first and second electrode disposed in the head tip. The extendible heating head includes a first conductive member electrically connected to the first electrode and a second conductive member electrically connected to the second electrode respectively. The extendible heating head also includes a first conductive extension member telescopically coupled to the first conductive member and a second conductive extension member telescopically coupled to the second conductive member respectively. The first and second conductive extension members are configured to extend from and retract towards the corresponding first and second conductive members.Type: ApplicationFiled: April 28, 2016Publication date: November 2, 2017Inventor: Jung-Fa Tsai
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Publication number: 20160332246Abstract: An electric heating tool includes a handle device and a heating device rotatably mounted to the handle device. The handle device includes a body, a power connection member, and a sleeve. The power connection member is received in the body, and the sleeve mounted around the body. The heating device includes a seat and a heating member. The seat rotatably engaged with the sleeve. The heating member is mounted to the seat and is slidely and electrically connected to the power connection member.Type: ApplicationFiled: October 1, 2015Publication date: November 17, 2016Inventor: Jung-Fa Tsai
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Patent number: 9403229Abstract: An electric heating tool includes a body to which a power supply member is mounted. A heating device includes a power receiving connector, a seat mounted to the power receiving connector, two connection legs, and a heating element. The power receiving connector is mounted to the power supply member and has two electrodes electrically connected to two electrodes of the power supply member. Each connection leg is received in one of two through-holes of the seat and includes a connection end and a heating end. The connection ends of the connection legs are electrically connected to the electrodes of the power receiving connector. The heating element is connected to the heating ends of the connection legs.Type: GrantFiled: July 1, 2014Date of Patent: August 2, 2016Inventor: Jung-Fa Tsai
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Patent number: 9339884Abstract: An electric heating tool includes a body to which a power supply member is mounted. A heating device includes a power receiving connector, a seat mounted to the power receiving connector, two connection legs, and a heating element. The power receiving connector is mounted to the power supply member and has two electrodes electrically connected to two electrodes of the power supply member. Each connection leg is received in one of two through-holes of the seat and includes a connection end and a heating end. The connection ends of the connection legs are electrically connected to the electrodes of the power receiving connector. The heating element is connected to the heating ends of the connection legs.Type: GrantFiled: April 20, 2015Date of Patent: May 17, 2016Inventor: Jung-Fa Tsai
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Publication number: 20160100456Abstract: A hand-held multi-function heating device includes a body receiving a power connection member and a battery. A power connector is mounted to the power connection member and includes first and second electrodes electrically connected to first and second electrodes of the power connection member respectively. An insulating tube is mounted on an end of the power connector. The insulating tube includes a first end and a second end. The second end of the insulating tube extends away from the power connection member. A first end of a heating coil is electrically connected to the first electrode of the power connector. The heating coil extends through the insulating tube and has a second end located outside of the insulating tube. The heating coil includes a coiled portion forming a heating section. The second end of the heating coil is electrically connected to the second electrode of the power connector.Type: ApplicationFiled: May 12, 2015Publication date: April 7, 2016Inventor: Jung-Fa Tsai
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Publication number: 20150224590Abstract: An electric heating tool includes a body to which a power connecting member is mounted. A heating device includes a power connector, a seat mounted to the power connector, two connection legs, and a heating element. The power connector is mounted to the power connecting member and has two electrodes electrically connected to two electrodes of the power connecting member. Each connection leg is received in one of two through-holes of the seat and includes a connection end and a heating end. The connection ends of the connection legs are electrically connected to the electrodes of the power connector. The heating element is connected to the heating ends of the connection legs.Type: ApplicationFiled: April 20, 2015Publication date: August 13, 2015Inventor: Jung-Fa Tsai
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Publication number: 20150196966Abstract: An electric heating tool includes a body to which a power connecting member is mounted. A heating device includes a power connector, a seat mounted to the power connector, two connection legs, and a heating element. The power connector is mounted to the power connecting member and has two electrodes electrically connected to two electrodes of the power connecting member. Each connection leg is received in one of two through-holes of the seat and includes a connection end and a heating end. The connection ends of the connection legs are electrically connected to the electrodes of the power connector. The heating element is connected to the heating ends of the connection legs.Type: ApplicationFiled: July 1, 2014Publication date: July 16, 2015Inventor: Jung-Fa Tsai
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Patent number: 6989511Abstract: A soldering iron includes a handle, a heater, a soldering tip, a power cable and a separator. The heater is connected with the handle. The heater includes two leads extending from one end thereof. The soldering tip is connected with the heater. The power cable includes two wires connected with the leads of the heater. The separator is put in the handle. The separator is used for separating the wires from each other.Type: GrantFiled: September 3, 2004Date of Patent: January 24, 2006Inventor: Jung-Fa Tsai
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Patent number: 5423472Abstract: A delivery device for a solder wire includes a main body, an operating element and an attaching device. The main body has a front end, a mediate portion and a rear end, the front end having a defined exit and the rear end having a defined entrance and the mediate portion having a defined recess. The recess communicates with both the entrance and the exit and the solder wire extends through the main body via the entrance and the exit. The operating element has a first end pivotally engaged to the main body and a pushing bar has a first end pivotally engaged to the operating element and a second end contacting the solder wire in the main body, A resilient element has a first end connecting to the operating element and a second end connecting to the pushing bar between the first and second ends thereof. The attaching device is disposed to an under side of the main body and has a gripping portion to grip the soldering iron.Type: GrantFiled: May 24, 1994Date of Patent: June 13, 1995Inventor: Jung-Fa Tsai
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Patent number: D519821Type: GrantFiled: August 6, 2004Date of Patent: May 2, 2006Inventor: Jung-Fa Tsai
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Patent number: D564319Type: GrantFiled: August 16, 2007Date of Patent: March 18, 2008Inventor: Jung-Fa Tsai
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Patent number: D484022Type: GrantFiled: August 8, 2002Date of Patent: December 23, 2003Inventor: Jung-Fa Tsai
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Patent number: D743766Type: GrantFiled: December 20, 2013Date of Patent: November 24, 2015Inventor: Jung-Fa Tsai
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Patent number: D848232Type: GrantFiled: September 29, 2017Date of Patent: May 14, 2019Assignee: Goodhouse Enterprise Co. Ltd.Inventor: Jung-Fa Tsai