Antimagnetic Shielding Patents (Class 368/293)
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Patent number: 11493765Abstract: Techniques are disclosed for facilitating image relay for wearable devices with thermal imaging devices attached thereto. In one example, a system includes an attachment configured to releasably couple to an exterior surface of a wearable apparatus. The attachment includes an infrared sensor assembly configured to capture a thermal image of a scene. The attachment further includes a display component configured to provide data indicative of the thermal image. The system further includes an optical relay component configured to couple to an interior surface of the wearable apparatus. The optical relay component is further configured to receive the data from the display component and relay the data within the wearable apparatus to facilitate presenting the data for viewing by a user while wearing the wearable apparatus. Related devices and methods are also provided.Type: GrantFiled: June 11, 2020Date of Patent: November 8, 2022Assignee: FLIR Systems ABInventors: Christian Högstedt, Anton Hoffman
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Patent number: 11092932Abstract: The invention relates to a pivot arbor (1) for a timepiece movement comprising at least one pivot (3) made of a first non-magnetic metal material (4) at one of the ends thereof in order to limit the sensitivity thereof to magnetic fields. At least the outer surface of said pivot (3) is coated with a layer (5) of a second material selected from the group comprising Ni and NiP, and preferably chemical NiP. The invention concerns the field of timepiece movements.Type: GrantFiled: July 18, 2017Date of Patent: August 17, 2021Assignee: Nivarox-FAR S.A.Inventors: Alexandre Fussinger, Christian Charbon, Marco Verardo
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Patent number: 10553949Abstract: A wireless communication antenna includes: a magnetic body including a plurality of bar-shaped unit ribbons arranged in columns, wherein the unit ribbons have shape anisotropy and a radiation direction on a side of the wireless communication antenna; and a solenoid coil including conductive patterns disposed around the magnetic body.Type: GrantFiled: December 5, 2016Date of Patent: February 4, 2020Assignee: WITS Co., Ltd.Inventors: Sung Nam Cho, Jung Young Cho, Jae Hyuk Jang, Chang Hak Choi, Jeong Ki Ryoo, Soon Kwang Kwon
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Patent number: 9917468Abstract: A wearable charging apparatus configured for charging of a wearable device while the wearable device is in an operative position, such as on the wrist of the user the wearable charging apparatus includes a front housing portion, a rear charging portion, a coupling member and a charge system. The wearable device is positionable between the front housing portion and the rear charging portion. The front portion has a battery and the rear charging portion has a wearable charge coil that is placed in operable position relative to the wearable device and configured to electrically communicate with a coil within the body of the wearable device and coupled to a wearable battery therewith, to, in turn, transfer power from the battery within the cavity to the wearable battery.Type: GrantFiled: August 5, 2015Date of Patent: March 13, 2018Assignee: Motorola Mobility LLCInventors: Alberto R. Cavallaro, David A. Winkler
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Patent number: 9004747Abstract: A timepiece movement comprising including a sprung balance resonator mounted between a bar and a bottom plate wherein the balance is formed from a ferromagnetic material. The timepiece movement includes a magnetic polarizing device for the balance spring for maintaining a predefined state of polarization in the balance spring and including a permanent magnetizing device which forms a magnetic field in the plane of the balance spring so as to totally or almost totally magnetically saturate the balance spring in the absence of an external magnetic field.Type: GrantFiled: December 19, 2012Date of Patent: April 14, 2015Assignee: Nivarox-FAR S.A.Inventors: Christian Charbon, Thierry Hessler, Jean-Pierre Mignot
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Patent number: 8964511Abstract: A timepiece with a radio function assures both a good appearance and antenna performance. The GPS wristwatch 1 has a movement 110 for displaying the time, a conductive external case 101 that houses the movement 110, a crystal 130 that is disposed on the face side of the external case 101 and covers the surface of the movement 110, a C-shaped conductive antenna electrode 112, an annular dielectric substrate 111, an GPS antenna 11 disposed between the movement 110 and the crystal 130, and a conductive, round solar panel support substrate 120 disposed between the movement 110 and GPS antenna 11. The outside diameter of the solar panel support substrate 120 is smaller than the inside diameter of the external case 101 on the plane where the solar panel support substrate 120 is disposed.Type: GrantFiled: December 16, 2011Date of Patent: February 24, 2015Assignee: Seiko Epson CorporationInventor: Teruhiko Fujisawa
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Patent number: 8902716Abstract: A sensitivity adjustment device adjusts radio wave sensitivity of an antenna which wirelessly transmits/receives a signal to/from an external device. The sensitivity adjustment device includes a case and a ring-shaped rotating member. The case houses the antenna. The rotating member is disposed on the outside of the case in such a way as to be rotatable. The rotating member includes (a) a shielding part which shields a radio wave and (b) a penetration part which allows penetration of a radio wave. A positional relationship between (a) the antenna and (b) the shielding part and the penetration part is changed by rotation of the rotating member so that the radio wave sensitivity of the antenna is adjusted.Type: GrantFiled: June 13, 2012Date of Patent: December 2, 2014Assignee: Casio Computer Co., Ltd.Inventor: Yoshihiro Maruyama
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Patent number: 8867317Abstract: An electronic device includes a circuit substrate, an antenna, an electronic component or a terminal, and a shield pattern. The antenna includes: a core having a length direction; and a coil part including a conducting wire wound around the core, and is disposed on a first side of the substrate in such a way that the length direction is nearly parallel to the first side. The electronic component or the terminal is disposed on a second side of the substrate in such a way as to correspond to the antenna. The shield pattern is disposed on and/or in the substrate between the antenna and the electronic component or the terminal. The length of a part of the shield pattern, the part overlapping with the antenna, is shorter than the length of the coil part.Type: GrantFiled: June 5, 2012Date of Patent: October 21, 2014Assignee: Casio Computer Co., Ltd.Inventors: Takashi Sano, Yoshihiko Enta
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Patent number: 8345514Abstract: A radio-controlled timepiece in which its reception sensitivity is further enhanced. The radio-controlled timepiece includes: an antenna core 11 made of a magnetic material and formed as a single integrated body including a coiled portion (11a) wound with a coil 19 and extension portions 11b and 11c which are located respectively on the end-portion sides; additional cores 15 and 16 made of a magnetic material; magnetism-collection members 17 and 18 made of a magnetic material; a main plate 31 (timepiece substrate) made of a non-magnetic material; a guide member 33 made of a non-magnetic material; and a liquid-crystal-panel supporting frame 32 (magnetism-collection-member supporting members, pressing member) made of a non-magnetic material and having protrusions 32a and 32b (pressing members) formed thereon. When the main plate 31, the guide member 33, and the liquid-crystal-panel supporting frame 32 are assembled together, the protrusions 32a and 32b press the magnetism-collection members, respectively.Type: GrantFiled: March 5, 2008Date of Patent: January 1, 2013Assignee: Citizen Holdings Co., Ltd.Inventors: Tatsuo Sumida, Kazuo Sakamoto, Tadashi Yasuoka
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Patent number: 8337078Abstract: The device for protecting a timepiece balance spring (1) from stray magnetic fields includes at least one disc (2) with high magnetic permeability, arranged in a parallel plane to the plane of the balance spring, wherein the disc (2) and the balance spring are mounted coaxially with each other.Type: GrantFiled: August 16, 2010Date of Patent: December 25, 2012Assignee: The Swatch Group Research and Development LtdInventors: Jean-Pierre Mignot, Jean-Jacques Born
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Patent number: 8303168Abstract: A device has a magnetically shielded component that is magnetically shielded from an external magnetic field, and a housing. The housing is made from a ferritic stainless steel that has an austenitized surface layer rendered on the surface, and an internal layer portion having an internal ferrite phase that functions as a magnetic shield for the magnetically shielded component.Type: GrantFiled: September 11, 2008Date of Patent: November 6, 2012Assignee: Seiko Epson CorporationInventor: Koki Takasawa
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Patent number: 8220987Abstract: A rotation switch includes an operating member that is operable to rotate, a magnet member that rotates integrally with the operating member, a magnetic sensor that is placed opposite to the magnet member, and a frame-shaped magnetic shield plate that surrounds the periphery of the magnetic sensor.Type: GrantFiled: June 1, 2010Date of Patent: July 17, 2012Assignee: Casio Computer., Ltd.Inventors: Soh Kimura, Syuuichi Machida
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Publication number: 20110038234Abstract: The device for protecting a timepiece balance spring (1) from stray magnetic fields includes at least one disc (2) with high magnetic permeability, arranged in a parallel plane to the plane of the balance spring, wherein the disc (2) and the balance spring are mounted coaxially with each other.Type: ApplicationFiled: August 16, 2010Publication date: February 17, 2011Applicant: The Swatch Group Research and Development Ltd.Inventors: Jean-Pierre Mignot, Jean-Jacques Born
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Publication number: 20100309756Abstract: A rotation switch includes an operating member that is operable to rotate, a magnet member that rotates integrally with the operating member, a magnetic sensor that is placed opposite to the magnet member, and a frame-shaped anti-magnetic shield plate that surrounds the periphery of the magnetic sensor.Type: ApplicationFiled: June 1, 2010Publication date: December 9, 2010Applicant: Casio Computer Co., Ltd.Inventors: Soh KIMURA, Syuuichi Machida
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Publication number: 20080273427Abstract: The present invention concerns a case for screening magnetic fields, comprising at least two parts, and more particularly a lower part (4, 5) and a bell-shaped upper part (3). These parts are of a shape such that they are able to envelop a movement (1) of a timepiece. The upper part (3), moreover, is attached in such a way that while attached to the movement, it is able to move in a plane parallel to the movement (1) while it is essentially immobile in a direction normal to this plane.Type: ApplicationFiled: July 21, 2006Publication date: November 6, 2008Applicant: RICHEMONT INTERNATIONAL SAInventors: Denis Zimmermann, Pascal Schweizer
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Patent number: 7158449Abstract: An electronic timepiece includes a radio wave receiving antenna (8) for receiving radio waves, electromagnetic motors (61, 65) for driving a time display part, a battery (5), and a body case for receiving the antenna (8), electromagnetic motors (61, 65), and the battery (5). The antenna (8), electromagnetic motors (61, 65), and the battery (5) do not overlap as viewed in the viewing direction of a time display part, that is, they do not overlap two-dimensionally. By such a structure, the electronic timepiece can be thin and flat.Type: GrantFiled: March 26, 2003Date of Patent: January 2, 2007Assignee: Seiko Epson CorporationInventors: Shigeyuki Fujimori, Joji Kitahara
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Patent number: 6824304Abstract: To provide a thin type timepiece having antimagnetic performance and waterproofness. A case side wall includes therein a movement. A case back lid is fixed to the case side wall by raised portions. Further, the case back uses a two-layer clad material of a soft magnetic material and a non-magnetic material, and the soft magnetic material is disposed on the movement side of the case back lid.Type: GrantFiled: August 5, 2003Date of Patent: November 30, 2004Assignee: Seiko Instruments Inc.Inventor: Shigeru Miyama
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Publication number: 20040105347Abstract: An electronic timepiece includes a radio wave receiving antenna (8) for receiving radio waves, electromagnetic motors (61, 65) for driving a time display part, a battery (5), and a body case for receiving the antenna (8), electromagnetic motors (61, 65), and the battery (5). The projection images projecting the antenna (8), electromagnetic motors (61, 65), and the battery (5) do not overlap as viewed in the viewing direction of a time display part are different each other, that is, they do not overlap two-dimensionally. By such a structure, the electronic timepiece can be thin and flat.Type: ApplicationFiled: March 26, 2003Publication date: June 3, 2004Inventors: Shigeyuki Fujimori, Joji Kitahara
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Patent number: 5226020Abstract: A wrist watch with health care function consists of a mechanism (core), a case and a back cover of a wrist watch having timekeeping function. A magnetic body is placed in the back cover of the wrist watch. Between the magnetic body and the mechanism (core) of the wrist watch is a magnetic isolating body which is formed by the back cover itself or which is a -shaped magnetic isolating shield or a magnetic isolating piece covered on the magnetic body in the back cover so that the wrist watch can both tell time (maintaining the accuracy of timekeeping) and provided the function of health care for treating or preventing from human diseases through the action of the magnetic source.Type: GrantFiled: August 12, 1992Date of Patent: July 6, 1993Assignee: Shanghai Chunlei Watch CompanyInventors: Zhi L. Li, Wen Q. Xu, Zi Q. Yu
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Patent number: 4897825Abstract: An analog electronic timepiece for rotating hands by a motor through a wheel train has the structure that only an hour hand wheel is disposed between a main plate and a dial. The hand wheel is supported by a pin shaped projection of the main plate and a support plate fixed to the rear side of the main plate. A dial is also fixed to the rear side of the main plate through the support plate, or directly fixed to the support plate. The support plate is made of a material having a high magnetic permeability and extended to the both ends of a magnetic core of a motor assembly so that the timepiece is not easily affected by external magnetic disturbance.Type: GrantFiled: April 3, 1989Date of Patent: January 30, 1990Assignee: Seiko Instruments Inc.Inventor: Masataka Ikenishi
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Patent number: 4317188Abstract: A magnetic shielding plate for decreasing the affects of external magnetic flux fields on a step motor in an electronic wristwatch is provided. Specifically, the step motor includes a permanent magnet rotor and a magnetic permeable stator surrounding said rotor for incrementally rotating said rotor in response to changes in the magnetic orientation of said stator. A coil assembly includes an elongated coil core coupled to the stator and a coil wrapped around the elongated core for receiving timekeeping signals. A magnetic shield plate extends the lengthwise extent of the elongated core for shielding the coil core from external magnetic fields surrounding the wristwatch. The minimum cross-sectional area of the shield in the direction perpendicular to the elongated core, taken along the lengthwise extent of the core, defines the magnetic shielding characteristics of the shielding plate.Type: GrantFiled: June 16, 1980Date of Patent: February 23, 1982Assignee: Kabushiki Kaisha Suwa SeikoshaInventor: Kenichi Ushikoshi
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Patent number: 4280214Abstract: A wrist watch having healthful and remedical effects. The wrist watch is composed of a digital watch body and a watch band which is attached to the watch body, and at least one of the watch body and watch band is magnetized. The magnetization is done by making the component parts of a magnetic material or by inlaying a plurality of magnetic substances into the component parts.Type: GrantFiled: November 22, 1978Date of Patent: July 21, 1981Inventors: Shusaku Kunii, Hitoshi Hirano