Ricoh Company, Ltd.

Hitachi Metals, Ltd.

Matsushita Refrigeration Company

Fujitsu Corporation

Kureha Corporation

Jtekt Corporation

Kumiai Chemical Industry Co., Ltd.

Fujitsu Vlsi Limited

Koyo Machine Industries Company Limited

Topre Corporation

Panasonic Corporation

Astellas Pharma Gmbh

Hitachi Zosen Corporation

Rikagaku Kenkyusho

Mect Corporation

Masanori Kobayashi

Koh Inagaki

Akira Inoue

Kazuhiro Fujita

Makoto Inoue

Detian Huang

Ichiro Morita

Makoto Katayama

Toshiaki Tokita

Yumi Matsuki

Hiroyuki Sugimoto

Yasuyuki Takiguchi

Hideaki Hirai

Shigeaki Nimura

Ko Inagaki

Masashi Moriyama

Yoshinori Tsukamoto

Kazuhiro Aida

Shin Aoki

Mamoru Hasegawa

Shigeru Suzuki

Isao Matsuoka

Haruyuki Watanabe

Mitsuhiro Matsuzaki

Akihiro Iida

Yasuji Ueda

Yoshihiro Ichinose

Ken Yamazaki

Kenji Kameyama

Takanobu Osaka

Kazuya Miyagaki

Ryo Hanai

Takeshi Koyama

Tsutomu Ogawa

Ikuo Katoh

Tomoyoshi Koizumi

Yoshihiro Yamaji

Xue Li

Yuka Hayami

Terumasa Ide

Kazushi Nakashima

Hisashi Honda

Hiroaki Kinoh

Ryosuke Kasahara

Yohei Takano

Hiroyoshi Funato

Koh Fujimura

Atsushi Takaura

Tomoya Ogawa

Takayuki Kimura

Michihisa Miyahara

Mamoru Sugimoto

Hiroyuki Kawano

Kenji Higashi

Yoshinori Ishida

Yoshikazu Yonemitsu

Toshihiro Nakajima

Kenji Namie

Kazuhiro Yokota

Izumi Itoh

Toshihiro Ikeuchi

Hirohito Kawama

Hiroshi Kobayashi

Shigeru Oouchida

Ichiro Kita

Yukishige Ito

Hirotsugu Kusano

Kenji Kinjo

Kenkichi Tomita

Yasuharu Hanaoka

Yu Haraki

Toshimichi Hagiya

Naoto Miyawaki

Atsushi Tano

Kenichi Hashimoto

Tomio Maruyama

Yukiko Hirano

Kenji Nakamaru

Akira Hayashi

Yoshiko Okui

Taiji Kikuchi

Katsumi Horikoshi

Tetsuya Morikawa

Hiroyuki Sakakibara

Kiyotaka Tadano

Ryuichi Yokoyama

Kohta Koichi

Masaaki Uno

Risa Akiyama

Shoji Sasaki

Seijun Inoue

Yoshinobu Ogura

Kazuya Kokai

Takuya Fukatsu

Kazunari Satou

Toshihiro Nezu

Naoki Tsuji

A cable includes a cable core including a linear filler, and a plurality of core wires for signal transmission, a shield layer covering around the cable core, and a sheath covering around the shield layer. The filler includes a first filler provided at a cable center, and a plurality of second fillers provided around the first filler to form a cross-shape with the first filler in a cross-section perpendicular to a cable longitudinal direction. The cable core is configured in such a manner that the plurality of core wires and the plurality of second fillers are spirally twisted around the first filler to be alternately arranged in a circumferential direction.

Cable

Sealed container () houses electric unit () equipped with stator () and a rotor (), and compression unit () disposed above electric unit (). Compression unit () includes shaft () that includes main shaft portion () and eccentric shaft portion (), and cylinder block (). Compression unit () further includes connection portion () that connects piston () reciprocatively inserted into cylinder () and eccentric shaft portion (), and a thrust bearing that supports a load of shaft () in a vertical direction. The thrust bearing includes an upper race in contact with a flange portion of shaft (), a lower race in contact with a thrust surface of cylinder block (), and a rolling element. An overall height of sealed container () is sized not to exceed a length six times larger than a diameter of piston ().

Sealed compressor and freezer device or refrigerator equipped with same

A multicore cable is composed of a bunched core composed of a plurality of electric wires laid together, each including a conductor, and an electrical insulating member provided over a periphery of the conductor, an abrasion suppressing layer configured as a taping member helically wrapped around a periphery of the bunched core, a shielding layer composed of a braided shield provided over an outer periphery of the abrasion suppressing layer, and a sheath provided over a periphery of the shielding layer. An opposite surface of the taping member constituting the abrasion suppressing layer to the bunched core and an opposite surface of the taping member constituting the abrasion suppressing layer to the shielding layer are composed of a fluoropolymer resin. The taping member constituting the abrasion suppressing layer is non-adhesively lap wound in such a manner as to partially overlap itself in a width direction thereof.

Multicore cable

A cable includes a plurality of electric wires, which are laid helically around a center of the cable and along a central axis of the cable, and a sheath provided to cover respective peripheries of the plurality of electric wires together. The sheath includes an inner layer sheath made of a urethane resin, and an outer layer sheath provided around an outer periphery of the inner layer sheath to protect the inner layer sheath. The cable may further include a core member at its center. The sheath may be composed of a single layer instead of plural layers.

A movable part composite cable includes a plurality of power supply wires being designed for electric power supply, which respectively include a plurality of insulated electric wires being laid together and being covered by each covering member, the plurality of power supply wires being arranged in contact with each other on surfaces of their respective covering members, one or more signal wires being designed for signal transmission, each signal wire having an outer diameter smaller than an outer diameter of each power supply wire, and a jacket, which is being provided over an outer periphery of an aggregate including the plurality of power supply wires and the one or more signal wires that are laid together. The power supply wires and the signal wires are not in direct contact with each other, or the power supply wires and the signal wires are in direct contact with each other with a contact area therebetween being smaller than a contact area between the power supply wires.

Movable part composite cable

A shielded cable includes an inner conductor, an insulation covering an outer periphery of the inner conductor, and an outer conductor covering an outer periphery of the insulation. The outer conductor includes a first outer conductor covering the outer periphery of the insulation and including a served shield with first element wires spirally wound, and a second outer conductor covering an outer periphery of the first outer conductor and including a braided shield with second element wires braided.

Shielded cable

A composite cable is composed of a power supply wire, which includes a twisted wire pair aggregate, which are being formed by laying a plurality of twisted wire pairs together, a plurality of coaxial wires, and a plurality of signal wires, which are each smaller in outer diameter than the power supply wire and the plurality of coaxial wires. The plurality of coaxial wires and the plurality of signal wires are being laid helically over an outer periphery of the power supply wire, and each of the plurality of coaxial wires is being arranged in contact with an outer periphery of the power supply wire, and is being arranged at equally spaced intervals in a circumferential direction of the power supply wire, while each of the plurality of signal wires is being arranged in such a manner as to remain separate from the power supply wire.

Composite cable

In a sealed compressor () of the present invention, a valve plate () is provided with a plurality of discharge holes () and a plurality of discharge valves () which open and close the plurality of discharge holes. A tip end surface () of a piston () is provided with a plurality of convex portions (), at least tip end portions of which are located inside of the discharge holes () in a state in which the piston () is located at a top dead center. When a plurality of discharge passages () of the refrigerant gas are defined as spaces formed between convex portion side surfaces () and discharge hole inner peripheral surfaces (), in a state in which the plurality of convex portions () are located inside of the plurality of discharge holes (), respectively, the volumes of the plurality of convex portions () are made different from each other, to make the total cross-sectional areas of the plurality of discharge passages () different from each other.

Sealed compressor and refrigeration device

A hermetic compressor includes, inside hermetic container (), electric motor element (), compression element () driven by electric motor element (), and lubricating oil () for lubricating compression element (). The hermetic compressor further includes vibration damping member () having one part fixed to hermetic container () and another part being free end part (). Structurally, a natural frequency of vibration damping member () is in substantial conformity with a natural frequency of hermetic container ().

Hermetic compressor and refrigeration device

A universal joint includes a bearing including a bearing cup fitted in a bearing hole of a yoke and rolling elements arranged between the bearing cup and a shaft portion of a cross shaft. A method for manufacturing the universal joint includes: simulating a shrunken state in which a sample bearing cup selected from bearing cups in a same lot is fitted in the bearing hole such that only an outside diameter is restrained, by press-fitting the sample bearing cup into a reference hole of a reference jig; measuring a diameter of an inscribed circle inscribed to the rolling elements in the shrunken state; setting an outside diameter of the shaft portion to a required outside diameter according to the diameter of the inscribed circle; and inserting the bearing cup with the rolling elements between the shaft portion having the required outside diameter and the bearing hole.

Method for manufacturing universal joint

A hermetic compressor () includes an electric element (), a compression element (), and a hermetic container (). The compression element includes a shaft (), a cylinder block (), a piston (), a connection section (), and an oil supply mechanism (). The piston has a columnar seal section () in sliding contact with an inner peripheral face of the cylinder, two extension sections () that have circular arc faces each having the same radius as a radius of the seal section and extend from the seal section to the bottom dead center side in the axial direction with a circumferential gap therebetween, and a columnar capture section () that extends further toward the bottom dead center side than the extension section and has a smaller radius than the radius of the seal section.

Hermetic compressor and refrigerator

A cable with braided shield includes a conductor, an insulation layer arranged to cover a periphery of the conductor, a braided shield layer arranged to cover a periphery of the insulation layer, and a sheath arranged to cover a periphery of the braided shield layer. The braided shield layer includes an inner braided shield layer, and an outer braided shield layer provided on a periphery of the inner braided shield layer. The inner braided shield layer includes a braided shield braided to cross metal wires. The outer braided shield layer includes a braided shield braided to cross a copper tinsel wire and a metal wire.

Cable with braided shield

A cable with braided shield includes a conductor, an insulation layer arranged to cover a periphery of the conductor, a braided shield layer arranged to cover a periphery of the insulation layer, and a sheath arranged to cover a periphery of the braided shield layer. The braided shield layer includes a braided shield braided to cross a copper tinsel wire and a metal wire. An outer diameter D1 of the copper tinsel wire is larger than an outer diameter D2 of the metal wire.

A coaxial cable includes a conductor, an insulation layer provided around the conductor, a shield layer provided around the insulation layer, and a sheath provided around the shield layer. The insulation layer includes a first insulation layer, a second insulation layer and a third insulation layer that are arranged in this order from a conductor side. The first insulation layer includes a non-solid extruded layer. The second layer includes a foamed layer not adhering to the first insulation layer. The third insulation layer includes a non-foamed layer adhering to the second insulation layer.

Coaxial cable

Growing community of inventors

Kanagawa, Japan

Masanori Kobayashi