Patents Assigned to KEM HONGKONG LIMITED
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Patent number: 11953950Abstract: An articulated hinge that can hold a folded part of a flexible display sheet that deforms following the opening and closing of the first and second casings, and an electronic gear using this articulated hinge, an articulated hinge couples the first and second casings of an electronic gear in a foldable manner by a relative folding motion between the open and closed positions where an articulated hinge is arranged on the back side of a flexible display sheet attached over the inner surfaces of both the first and the second casings is disclosed. The articulated hinge has a frame portion, wherein an odd number (1+2n, where n is an integer greater than or equal to 2) of vertical frames are arranged in parallel along a width direction, where its shorter-side direction is the width direction and its vertical direction is a vertical direction.Type: GrantFiled: June 14, 2022Date of Patent: April 9, 2024Assignee: KEM HONGKONG LIMITEDInventor: Tetsuo Kondo
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Patent number: 11802431Abstract: A document cover closer and office equipment using the same are disclosed. The document cover closer includes an attaching part, which includes an attaching base and two side plates. The attaching part is attached to a main body. A supporting part includes a back plate and two side plates. The side plates of the supporting part are rotatably coupled via a hinge shaft to the side plates of the attaching part. A lift part includes a back plate and two side plates. The side plates of the lift part are pivotally attached via a coupling shaft to the free end side of the side plates of the supporting member. An actuating part is provided on the pivotally attaching portion of the lift part so as to rotate about the coupling shaft when the lift part rotates.Type: GrantFiled: September 28, 2021Date of Patent: October 31, 2023Assignee: KEM HONGKONG LIMITEDInventor: Satoshi Ogawa
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Patent number: 11644874Abstract: A multiaxial hinge that can smoothly realize and stably maintain a closed state of the first and the second casings and provide a multiaxial hinge in which creases or sags are hardly produced on the flexible display sheet in a closed state of the first and the second casings constructed to form space capable of accommodating a folded portion of the flexible display sheet folded when the first casing and the second casing are closed between the base plate on one hand and the front side plate and the rear side plate on the other is disclosed.Type: GrantFiled: October 5, 2021Date of Patent: May 9, 2023Assignee: KEM HONGKONG LIMITEDInventor: Ryuta Kuramochi
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Publication number: 20230079992Abstract: A document cover closer provided with a fire spread preventing cover capable of almost entirely covering internal features of the document cover closer, in order to prevent exposure of the internal features to flare in case of an ignition at peripheral electrical equipment, as well as office equipment using such a document cover closer. The document cover closer comprises a fire spread preventing cover capable of almost entirely covering internal features with their parts coated with oil being exposed and of almost securely preventing a contamination of an end of a document placed on a document platen by lubricant oil or rust-preventive oil. The document cover closer comprises an attaching part attached to the main body side of office equipment having a document cover; a supporting part rotatably and pivotally supported on the attaching part via a first hinge shaft; and a lift part attached to the document cover.Type: ApplicationFiled: September 7, 2022Publication date: March 16, 2023Applicant: KEM HONGKONG LIMITEDInventor: Satoshi OGAWA
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Patent number: 11603962Abstract: A supporting mechanism for a supporting device that supports supporting arms to which a pressing down load is applied on one side relative to an attaching element such that the former are mobile at least in a horizontal direction, as well as a supporting device having a supporting mechanism is disclosed. The solution is sought by using a swivel torque hinge having a friction torque generating mechanism using elastic members such as friction washers and spring washers for the supporting mechanism by pivotally supporting a shaft upper portion of a hinge shaft of the swivel torque hinge on an attaching hole portion provided on the supporting arms by providing a bracket supporting the supporting arms on the hinge shaft via the friction torque generating mechanism.Type: GrantFiled: June 3, 2021Date of Patent: March 14, 2023Assignee: KEM HONGKONG LIMITEDInventor: Fumiaki Miura
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Publication number: 20230064679Abstract: A document cover closer for preventing an accident of pinching finger(s), as well as office equipment using the same, comprising: an attaching part attached to the main body side of office equipment having a document cover; a supporting part rotatably and pivotally supported on the attaching part via a first hinge shaft; and a lift part attached to the document cover, wherein it overlaps the supporting part and is pivotally supported on the supporting part via a second hinge shaft to be rotatable in a direction contrary to that of the supporting part. A finger pinching preventing cover, wherein an upper end portion of the finger pinching preventing cover is rotatably coupled to the lift part, while its lower end portion is slidably engaged with rail portions provided on both side portions of the attaching part, is also provided.Type: ApplicationFiled: August 30, 2022Publication date: March 2, 2023Applicant: KEM HONGKONG LIMITEDInventor: Satoshi OGAWA
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Publication number: 20230004198Abstract: An articulated hinge that can hold a folded part of a flexible display sheet that deforms following the opening and closing of the first and second casings, and an electronic gear using this articulated hinge, an articulated hinge couples the first and second casings of an electronic gear in a foldable manner by a relative folding motion between the open and closed positions where an articulated hinge is arranged on the back side of a flexible display sheet attached over the inner surfaces of both the first and the second casings is disclosed. The articulated hinge has a frame portion, wherein an odd number (1+2n, where n is an integer greater than or equal to 2) of vertical frames are arranged in parallel along a width direction, where its shorter-side direction is the width direction and its vertical direction is a vertical direction.Type: ApplicationFiled: June 14, 2022Publication date: January 5, 2023Applicant: KEM HONGKONG LIMITEDInventor: Tetsuo KONDO
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Publication number: 20220137675Abstract: A multiaxial hinge that can smoothly realize and stably maintain a closed state of the first and the second casings and provide a multiaxial hinge in which creases or sags are hardly produced on the flexible display sheet in a closed state of the first and the second casings constructed to form space capable of accommodating a folded portion of the flexible display sheet folded when the first casing and the second casing are closed between the base plate on one hand and the front side plate and the rear side plate on the other is disclosed.Type: ApplicationFiled: October 5, 2021Publication date: May 5, 2022Applicant: KEM HONGKONG LIMITEDInventor: Ryuta KURAMOCHI
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Publication number: 20220127889Abstract: A document cover closer and office equipment using the same are disclosed. The document cover closer includes an attaching part, which includes an attaching base and two side plates. The attaching part is attached to a main body. A supporting part includes a back plate and two side plates. The side plates of the supporting part are rotatably coupled via a hinge shaft to the side plates of the attaching part. A lift part includes a back plate and two side plates. The side plates of the lift part are pivotally attached via a coupling shaft to the free end side of the side plates of the supporting member. An actuating part is provided on the pivotally attaching portion of the lift part so as to rotate about the coupling shaft when the lift part rotates.Type: ApplicationFiled: September 28, 2021Publication date: April 28, 2022Applicant: KEM HONGKONG LIMITEDInventor: Satoshi OGAWA
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Publication number: 20210388943Abstract: A supporting mechanism for a supporting device that supports supporting arms to which a pressing down load is applied on one side relative to an attaching element such that the former are mobile at least in a horizontal direction, as well as a supporting device having a supporting mechanism is disclosed. The solution is sought by using a swivel torque hinge having a friction torque generating mechanism using elastic members such as friction washers and spring washers for the supporting mechanism by pivotally supporting a shaft upper portion of a hinge shaft of the swivel torque hinge on an attaching hole portion provided on the supporting arms by providing a bracket supporting the supporting arms on the hinge shaft via the friction torque generating mechanism.Type: ApplicationFiled: June 3, 2021Publication date: December 16, 2021Applicant: KEM HONGKONG LIMITEDInventor: Fumiaki MIURA
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Patent number: 11136806Abstract: To provide an opening and closing device for opening and closing body having a rotation torque controlling module and a torque peak adjusting module, solution was sought by an opened and closed body and the opening and closing body which comprises an attaching part, an opening and closing part rotatably attached to the attaching part via a hinge shaft, a rotation torque controlling module for controlling a rotation torque of the opening and closing part, a torque peak adjusting module for adjusting a torque peak of the opening and closing part at the time of its opening and closing movement.Type: GrantFiled: June 14, 2018Date of Patent: October 5, 2021Assignee: KEM HONGKONG LIMITEDInventor: Ryuta Kuramochi
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Patent number: 11072958Abstract: A fluid damper hinge using a fluid damper only and a damper hinge using the fluid damper in combination with a torsion damper, used especially in relation to an opening and closing element such as seat lid and seat for western-style toilet, wherein both have a simple structure, do not require time for assembly and can be manufactured at a low cost.Type: GrantFiled: July 24, 2019Date of Patent: July 27, 2021Assignee: KEM HONGKONG LIMITEDInventors: Ryuta Kuramochi, Eiji Kawamura
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Patent number: 10845849Abstract: For a parallel biaxial hinge capable of downsizing and retrieving linear movement of large amplitude and important force, the hinge has an axial direction drive portion for retrieving a predetermined operating output accompanied by rotation of a hinge portion for rotating a first and second hinge shafts relative to each other. The axial direction drive portion has a follower part on the hinge portion for rotating relative to the first hinge shaft accompanied by rotating movement of the hinge portion, and a cam part having a cam groove on an outer circumferential surface engaged with the follower part and provided by outer-fitting onto the first hinge shaft so as to be movable relative to first attaching plate. The cam part moves in a rotation axis line direction of the first hinge shaft with the engaged portion guided by the follower part.Type: GrantFiled: July 24, 2018Date of Patent: November 24, 2020Assignee: KEM HONGKONG LIMITEDInventor: Huawei Lin
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Patent number: 10788785Abstract: An object of the invention is to provide a document cover closer as well as office equipment having such a document cover closer, wherein it is possible to finely adjust a spring force and to set its adjusting range within a wide range, as well as to downsize the apparatus. To achieve the above-mentioned object, in a document cover closer 5 according to the invention, a supporting part 20 is rotatably attached to an attaching part 10 being a base via a first hinge pin 81, and a lift part 30 to which the document cover is fixed is rotatably attached to the supporting part 20.Type: GrantFiled: August 28, 2018Date of Patent: September 29, 2020Assignee: KEM HONGKONG LIMITEDInventor: Tetsuo Kondo
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Patent number: 10781621Abstract: A hinge device for opening and closing a relatively lightweight cover, as well as office equipment using such a hinge device. A hinge device includes an attaching part attached to the office equipment side, the supporting part attached to the cover side, a hinge shaft for rotatably coupling the attaching part and the supporting part, a slider provided inside the supporting part so as to be slidable in a direction perpendicular to an axial direction of the hinge shaft, a cam portion formed on the attaching part, a cam bearing portion formed on the slider, an urging means for urging the slider toward the attaching member and bringing the cam bearing portion into a pressurized contact with the cam portion.Type: GrantFiled: May 17, 2018Date of Patent: September 22, 2020Assignee: KEM HONGKONG LIMITEDInventor: Tetsuo Kondo
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Patent number: 10754285Abstract: To provide the original cover closer which can control a rotation torque accompanied with an opening and closing operation of in a simple structure, as compared to the conventional original cover closer, solution is made in that the original cover closer comprises an attaching part attached to the main body side; a supporting part, wherein its side plates are rotatably attached to the both side plates of the attaching plate via a hinge shaft, as well as the original cover is attached to the supporting part; a pressure receiving part provided between the both side plates of the attaching part; a cam slider slidably provided inside the supporting part by making its cam portion abut against the pressure receiving part; an elastic module resiliently provided between the cam slider and a free end side of said supporting part, so as to bring the cam slider into press contact with the pressure receiving part and to rotatably urge the supporting part in an opening direction of an original cover; and a brake module prType: GrantFiled: January 10, 2018Date of Patent: August 25, 2020Assignee: KEM HONGKONG LIMITEDInventors: Tetsuo Kondo, Satoshi Ogawa
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Publication number: 20200048948Abstract: A fluid damper hinge using a fluid damper only and a damper hinge using the fluid damper in combination with a torsion damper, used especially in relation to an opening and closing element such as seat lid and seat for western-style toilet, wherein both have a simple structure, do not require time for assembly and can be manufactured at a low cost.Type: ApplicationFiled: July 24, 2019Publication date: February 13, 2020Applicant: KEM HONGKONG LIMITEDInventors: RYUTA KURAMOCHI, Eiji Kawamura
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Patent number: 10429896Abstract: An opening and closing unit which satisfies required functions of an opening and closing unit and is able to more smoothly bend/unfold a terminal, link parts are slidable with rotation relative to an attaching member. Link parts are slidable with rotation relative to an attaching member. Central parts are provided between the link members and the link parts, with one end portion thereof being slidable relative to the link members with rotation, and other end portion thereof being slidable relative to the link parts with rotation. The friction generating portions are provided between an attaching part and central parts, and apply a resistance force against a rotation of the central members relative to the attaching part. The friction generating portions are provided between an attaching part and central parts, and apply a resistance force against a rotation of the central parts relative to the attaching part.Type: GrantFiled: September 10, 2018Date of Patent: October 1, 2019Assignee: KEM HONGKONG LIMITEDInventor: Ryuta Kuramochi
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Patent number: 10401914Abstract: A biaxial hinge in which a first casing and a second casing of a terminal device can open and close 360 degrees relative to each other, with a simplified structure, enhanced opening and closing speed and an improved operability. A first hinge shaft attached to the second casing via a first attaching plate is rotatable in parallel to a second hinge shaft attached to the first casing via a second attaching plate with help of several joint members. A module for restricting rotation of the first hinge shaft and the second hinge shaft is provided in association with the joint members. The module for restricting rotation includes modules for generating friction torque, modules for sucking, stopper modules for restricting a rotation angle of the first hinge shaft and the second hinge shaft, and a module for synchronously rotating hinge shafts.Type: GrantFiled: June 3, 2015Date of Patent: September 3, 2019Assignee: KEM HONGKONG LIMITEDInventor: Qilong Shang
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Publication number: 20190086965Abstract: An opening and closing unit which satisfies required functions of an opening and closing unit and is able to more smoothly bend/unfold a terminal, link parts are slidable with rotation relative to an attaching member. Link parts are slidable with rotation relative to an attaching member. Central parts are provided between the link members and the link parts, with one end portion thereof being slidable relative to the link members with rotation, and other end portion thereof being slidable relative to the link parts with rotation. The friction generating portions are provided between an attaching part and central parts, and apply a resistance force against a rotation of the central members relative to the attaching part. The friction generating portions are provided between an attaching part and central parts, and apply a resistance force against a rotation of the central parts relative to the attaching part.Type: ApplicationFiled: September 10, 2018Publication date: March 21, 2019Applicant: KEM HONGKONG LIMITEDInventor: Ryuta Kuramochi