Mitsubishi Heavy Industries Limited

Canon Kabushiki Kaisha

Yamanouchi Pharmaceutical Company Ltd.

Astellas Pharma Gmbh

Jeol Ltd.

Ajinomoto Co., Ltd.

Other

Synaptics Corporation

Yokogawa Electric Corporation

Kirin Beer Kabushiki Kaisha

Nippon Steel Corporation

Victor Company of Japan, Limited

Mitsubishi Jukogyo Kabushiki Kaisha

Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.

Cataler Corporation

Makoto Takeuchi

Katsuhiro Fujita

Akio Noguchi

Seiji Uchiyama

Kazuhide Watanabe

Yukihide Ushio

Yoji Serizawa

Kazuro Yamada

Takayuki Kuwahara

Tetsuzou Ukai

Takahide Itoh

Yasuo Isomura

Shimpei Matsuo

Takuma Yamashita

Hajime Sato

Junichi Kato

Takayuki Hagita

Masahiro Goto

Koichi Hiroshima

Takahide Ito

Hiroshi Yamazaki

Shigeki Miura

Atsushi Shikata

Souichirou Kawazoe

Shigeru Ota

Yasuhiro Yonetoku

Yoshinori Okamoto

Shinichi Tsukida

Takahiro Inoue

Koichi Suwa

Akira Toyoshima

Masaki Ojima

Kentaro Suzuki

Shuichi Sakamoto

Manabu Takano

Ken Ikeda

Tomohisa Moro

Hiroyuki Sato

Michio Okamura

Noriyuki Kawano

Hiromichi Yamada

Masahiko Hayakawa

Keizo Sugasawa

Akinori Mogami

Atsushi Numagami

Toshiyuki Karakama

Hiroyuki Kobayashi

Hiroshi Nagata

Masahiko Yashiro

Hiroyuki Moritomo

Akinori Yoshioka

Yuki Miyazawa

Atsushi Ichikawa

Yukio Inagi, Isaka

Issei Tsukamoto

Hirobumi Furihata

Satoshi Yoshida

Takashi Arai

Hiroshi Hashimoto

Masayuki Sakai

Hiroshi Ogawa

Kazuo Kobayashi

Kimio Nakahata

Koichi Tanigawa

Shunichi Masuda

Hideyuki Yano

Tatsuo Ishiguro

Takuya Kotani

Toshio Miyamoto

Takashi Nakahara

Yasuhiro Wada

Hitoshi Yoshida

Kenjiro Hori

Naoki Maeda

Hiroyuki Nakamura

Toshiyasu Mase

Katsuhiko Nishimura

Hiroyuki Kaizawa

Kunihiro Niigata

Satoshi Akiyama

Tatsunori Ishiyama

Hiromu Hara

Takayuki Suzuki

Ryushi Seo

Yukio Michishita

Tatsuya Maruyama

Susumu Shibahara

Kenichi Onda

Toshio Yoshimoto

Hiroyuki Katsukawa

Kyohei Watanabe

Hiroshi Atobe

Kazuhiro Okamura

Satoshi Mochizuki

Masaya Hatanaka

Masahiko Kurauchi

Ryota Shiraki

Takamitsu Himeno

Provided is an electric compressor comprising: a housing; a fixed scroll that is housed in the housing and fixed on the housing side; a turning scroll that meshes with the fixed scroll and turns with respect to the fixed scroll; an autorotation inhibiting mechanism that inhibits autorotation of the turning scroll; and a lubricant supply unit that supplies a lubricant to the autorotation inhibiting mechanism. The autorotation inhibiting mechanism has: a ring hole which is formed in the turning scroll; a ring which is disposed in the ring hole, and the outer circumferential surface of which faces the inner circumferential surface of the ring hole; and a pin which is provided to the housing and which engages with the inner circumferential surface of the ring. A gap formed between the inner circumferential surface of the ring hole and the outer circumferential surface of the ring is 0.1-0.6 mm.

Compressor

This electric compressor control device comprises: a control unit of an inverter which controls a motor that drives a compressor; a physical quantity calculation unit which calculates, on the basis of one or a plurality of predetermined detection values acquired from the inverter, a physical quantity that varies depending on a workload of the compressor; a number-of-revolutions acquisition unit which acquires the number of revolutions of the motor; a storage unit which stores information representing a first threshold that varies depending on the number of revolutions of the motor, and defines whether or not the physical quantity is a normal value; and a refrigerant abnormality determination unit which determines whether or not there is an abnormality in a refrigerant system by comparing the calculated physical quantity with the first threshold, depending on the acquired number of revolutions.

Electric compressor control device, electric compressor, and electric compressor control method

A scroll compressor with a stationary scroll, an orbiting scroll, and a discharge port through which a fluid that has been compressed by both the scrolls is discharged. An end plate of the orbiting scroll is provided with an end-plate side stepped portion formed such that, along a spiral of a spiral wrap, the height thereof increases toward a central side of the spiral and decreases toward an outer end side thereof. A spiral wrap of the stationary scroll is provided with a wall-portion side stepped portion formed corresponding to the end-plate side stepped portion such that the height thereof decreases toward the central side of the spiral and increases toward the outer end side thereof. A pair of compression chambers face each other. The ventral side compression chamber communicates with the discharge port before the dorsal side compression chamber communicates with the discharge port.

Scroll compressor including end-plate side stepped portions of each of the scrolls corresponding to wall-portion side stepped portions of each of the scrolls

This scroll compressor comprises: a shaft that is capable of rotating about an axis; a motor that rotatably drives the shaft; a compressor body that is driven by the rotation of the shaft; a housing that covers the motor and the compressor body and that has a bottom surface facing the motor from the axial direction; an intake port that guides a refrigerant into the housing; and heat-dissipating fins that are formed on the bottom surface, that extend in the direction in which the refrigerant flows, and that are divided in the flow direction.

Scroll compressor housing with fin arrangement

A heat exchanger includes a case, fins, and heat transfer tubes. Combustion exhaust gas passes downward in the case. The fins are disposed at a lower portion of the case and arranged in the first direction. Each of the fins includes a first end and a second end that is an opposite end from the first end in a second direction intersecting the first direction. Each of the fins includes through holes in which the heat transfer tubes are inserted. Each of the fins includes heat receiving portions arranged in the second direction and connecting portion connecting the heat receiving portions. The heat receiving portions include a first heat receiving portion disposed at the first end. The first heat receiving portion includes a first recessed portion recessed from an outer edge of an upper part of the first heat receiving portion.

Heat exchanger and water heater

A scroll compressor comprising a fixed scroll (); an orbiting scroll () supported in a manner allowing for orbiting motion; a discharge port through which a fluid compressed by the two scrolls () is discharged; an end plate step portion (E) provided on an end plate of the orbiting scroll () formed so that a height of the end plate is higher on a center portion side in the direction of a spiral wrap and lower on an outer end side; and a wrap step portion (E) provided on a wall portion of the fixed scroll () that corresponds to the end plate step portion (E) so that a height of the wall portion is lower on the center portion side of the spiral and higher on the outer end side; wherein the orbiting scroll () is treated for surface hardening and the fixed scroll () is not treated for surface hardening.

Scroll compressor including fixed and orbiting scroll having stepped portions and a surface hardened treatment

A display driver comprises a touch controller configured to perform touch sensing on a display panel during a vertical sync period. A first field of the vertical sync period comprises a display period and a touch sensing period following the display period. A start timing of the touch sensing period is controlled by an internal clock signal. A first counter is configured to, responsive to completion of the touch sensing, start a counting operation in synchronization with the internal clock signal. Gate control signal generator circuitry is configured to control a gate driver that is configured to drive a plurality of gate lines of the display panel. A gate line that is to be driven first to a high level during a second field following the first field is driven to the high level responsive to a count value of the first counter during the first field.

Display driver, display device and method of driving display panel

A scroll compressor with a stationary scroll, an orbiting scroll, and a discharge port through which a fluid that has been compressed by both the scrolls is discharged. An end plate of the orbiting scroll is provided with an end-plate side stepped portion formed such that, along a spiral of a spiral wrap, the height thereof increases toward a central side of the spiral and decreases toward an outer end side thereof. A spiral wrap of the stationary scroll is provided with a wall-portion side stepped portion formed corresponding to the end-plate side stepped portion such that the height thereof decreases toward the central side of the spiral and increases toward the outer end side thereof. A pair of compression chambers which face each other, the ventral side compression chamber communicates with the discharge port before the dorsal side compression chamber communicates with the discharge port.

Provided is a co-rotating scroll compressor comprising a synchronous drive mechanism that can achieve a long life. The compressor comprises a driving side scroll member () driven to rotate about a driving side rotation axis CL, a driven side scroll member () driven to rotate about a driven side rotation axis CL, a hollowed drive shaft () that is connected to the driving side scroll member (), and driven by a motor () to rotate, and a driven shaft () that is disposed inside the drive shaft (), and has one end connected to the drive shaft () via a first flexible coupling () and the other end connected to the driven side scroll member () via a second flexible coupling ().

Co-rotating scroll compressor and assembly method therefor

A processing system comprises interface circuitry and a timing controller. The interface circuitry is configured to receive a vertical sync period indicator that indicates a start of an external vertical sync period. The timing controller is configured to, in response to a change in a display frame rate, control timing of a display drive operation and a proximity sensing operation to maintain a proximity sensing frame rate based on input timing of the vertical sync period indicator to the interface circuitry. The processing system is configured to supply drive signals to display elements of a display panel in the display drive operation and acquire sensing signals from sensor electrodes of the display panel in the proximity sensing operation.

Device and method for proximity sensing for display panel having a variable display frame rate

A display driver includes signal supply circuitry and a power source controller. The signal supply circuitry is configured to update a display panel during a refresh period and not update the display panel during a non-refresh period that follows the refresh period. The power source controller is configured to modify a high-side power source voltage supplied to the display panel at least during the non-refresh period.

Device and method for controlling a display panel

A scroll compressor includes a drive bush disposed in one end portion in an axial direction of a main shaft, and configured to be eccentrically rotated in accordance with rotation of the main shaft, a pair of angular bearings arranged back-to-back, and respectively clearance-fitted to an outside of the drive bush, a compression unit that has a boss portion which protrudes from an end plate of a movable scroll and in which the angular bearings are interference-fitted to an inner peripheral surface of the boss portion, and a preload application unit configured to apply a preload to the angular bearings in a direction in which the angular bearings are configured to move toward each other.

Scroll compressor and method for producing same

Scroll compressor including fixed and orbiting scrolls having different heights and surface hardenings

An object is to provide a method of manufacturing a supercharger that can promptly and easily form an abradable layer in a supercharger. A method of manufacturing a supercharger is a method of manufacturing a supercharger including a turbine configured to rotationally drive, and a compressor having an impeller configured to rotate according to rotational force of the turbine and a housing () configured to store the impeller, and the method includes a process of applying coating of an abradable material which is to form an abradable layer () when being solidified, only to a predetermined range on a surface of the housing () via which the impeller and the housing () face.

Method of manufacturing supercharger

A co-rotating scroll compressor includes a driving-side scroll member (), a driven-side scroll member (), a pin ring mechanism (), a driving-side bearing () that rotatably supports the driving-side scroll member (), and a driven-side bearing () that rotatably supports the driven-side scroll member (). A center of gravity of at least one of the driving shaft (), the driving-side scroll member (), and the driven-side scroll member () is shifted from rotation centers (CL, CL) by a predetermined distance. The predetermined distance is set so that a total bearing load obtained by centrifugal force and fluid compression that is 5% of a dynamic load rating of the driving-side bearing () and the driven-side bearing () or more is generated.

Co-rotating scroll compressor and method for designing the same

Growing community of inventors

Tokyo, Japan

Makoto Takeuchi