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Fujitsu General Limited patents


Recent patent applications related to Fujitsu General Limited. Fujitsu General Limited is listed as an Agent/Assignee. Note: Fujitsu General Limited may have other listings under different names/spellings. We're not affiliated with Fujitsu General Limited, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "F" | Fujitsu General Limited-related inventors


Three-phase/single-phase matrix converter

A configuration for the object includes: a bidirectional switch circuit which turns ON/OFF supply of input three-phase AC power to a load LD; and a control unit which performs virtual AC/DC conversion processing in which a plurality of interline voltage generation sections selecting two phases among the input three-phase AC... Fujitsu General Limited

Rotary compressor

A rotary compressor includes a sealed longitudinal compressor housing which is provided with a discharge portion of a refrigerant at an upper portion thereof, is provided with an inlet portion of a refrigerant at a lower portion thereof, and in which lubricant oil is stored; a compressing unit which is... Fujitsu General Limited

Rotary compressor

In a rotary compressor, a lower end plate cover is formed in a shape of a flat plate, and has a through hole that is provided to penetrate in the thickness direction of the lower end plate cover and that communicates with a communication groove. When a sectional area of... Fujitsu General Limited

Air conditioner

An air conditioner includes: an outdoor unit; a plurality of indoor units respectively including indoor heat exchangers; expansion valves respectively provided to the plurality of indoor units, the expansion valves being configured to adjust flow rates of a refrigerant in the indoor heat exchangers; and a controller for executing a... Fujitsu General Limited

Outdoor unit of air conditioner

An outdoor unit of an air conditioner which is capable of increasing mechanical strength of a fan guard to suppress deformation of the fan guard, and further, is capable of preventing generation of a chattering sound is provided. A diameter of wire rods which configure a lateral rail portion of... Fujitsu General Limited

Outdoor unit of air conditioner

There is provided an outdoor unit of an air conditioner which receives a load which is applied to a top panel using an entirety of a housing, and the top panel and a fan guard do not easily deform. A lower end of a bell mouth is fixed to a... Fujitsu General Limited

Rotary compressor

In a rotary compressor, a lower end plate cover is formed in a flat plate shape, a lower discharge chamber concave portion is formed in a lower end plate to overlap a lower discharge hole side of a lower discharge valve accommodation concave portion, and the lower discharge chamber concave... Fujitsu General Limited

Rotary compressor

In an outer circumferential portion of an intermediate partition plate, a concave portion is provided at a position at which an upper vane and a lower vane slide. At a lower dead center of an upper piston and a lower piston, 80% or more of the entire length in the... Fujitsu General Limited

Rotary compressor

A compressor includes: an annular cylinder; a rotation shaft which is rotated by the motor; a piston which revolves along an inner circumferential surface of the cylinder, and forms a cylinder chamber on the inside of the cylinder; a vane which protrudes to the inside of the cylinder chamber from... Fujitsu General Limited

Rotary compressor

A rotary compressor including a cylindrical compressor housing provided with an inlet unit of a refrigerant and a discharging unit of the refrigerant, a compressing unit which is disposed inside the compressor housing and includes a cylinder and a piston for compressing the refrigerant sucked in from the inlet portion,... Fujitsu General Limited

Outdoor unit of air conditioner

Provided is an outdoor unit of an air conditioner capable of obtaining efficient air blowing performance by optimizing a length dimension of a heat exchanger and a relative position of a blower. A front end portion is disposed closer to the left side panel than a rotation shaft of the... Fujitsu General Limited

Outdoor unit of air conditioner

Provided is an outdoor unit of an air conditioner capable of obtaining stable air blowing performance without enlarging a blower fan and decreasing the amount of air per unit area (wind velocity distribution) passing through the heat exchanger even if the capacity of the heat exchanger is enlarged by optimizing... Fujitsu General Limited

Outdoor unit of air conditioner

Provided is an outdoor unit of an air conditioner which has good assembly stability by more cheaply and easily increasing mechanical strength of a housing, and in which the cost thereof is further suppressed by reducing the number of components such as screws, as an outdoor unit of a large... Fujitsu General Limited

Air conditioner

When a refrigerant amount balance control is executed, in indoor units where the refrigerant supercooling degree is lower than an average refrigerant supercooling degree, the refrigerant pressure on a downstream side of indoor expansion valves decreases since the degrees of opening of the valves are decreased. On the other hand,... Fujitsu General Limited

Rotary compressor

In a rotary compressor, a protruding portion which protrudes downward from a bottom end of a rotation shaft and in which an outer diameter is smaller than an outer diameter of a sub-bearing unit is formed on the sub-bearing unit which is provided on a lower end plate, a step... Fujitsu General Limited

Rotary compressor

A rotary compressor including an attachment leg which is fixed to a bottom portion of a compressor housing and includes three locking holes which are locking holes to which three corresponding elastic supporting members, which support the compressor housing, are locked and which are disposed to be separated from each... Fujitsu General Limited

Rotor and permanent magnet electric motor

A rotor, which is cylindrically formed of a magnetic body and in which a plurality of magnet embedding holes are annularly formed at predetermined intervals in a circumferential direction, plate-like permanent magnets being embedded in the magnet embedding holes, includes a flux barrier that is disposed toward an outer circumference... Fujitsu General Limited

Rotary compressor

On a plane orthogonal to the rotation shaft, an upper muffler chamber has a plurality of flared portions that are flared from a center of a rotation shaft toward between penetrating bolts and a plurality of small-diameter portions that connect between the flared portions, are apart from penetrating bolts, and... Fujitsu General Limited

Rotor of electric motor for compressor

At least three axis direction through-holes arranged at equal intervals in the circumferential direction are provided in a rotor laminated steel plate and a rotor end plate. The rotor laminated steel plate and the rotor end plate are fixed with three rivets for passing through the axis direction through-holes. A... Fujitsu General Limited

Rotary compressor

0.3 mm≦Wt≦0.6 mm  (B).... Fujitsu General Limited

Insulator and brushless dc motor including the same

In an insulator to insulate teeth of a stator, which is a three-phase electric motor and which has nine teeth or more, and a conducting wire wound around the teeth, slits for parallel wire connection to be conducting wire extraction parts only in parallel wire connection, slits for serial wire... Fujitsu General Limited

Rotary compressor

A rotary compressor includes a sealed vertical compressor housing, a compressing unit, and a motor. A refrigerant discharging unit is provided at an upper part and a refrigerant intake unit is provided at a lower part side surface in the sealed vertical compressor housing. The compressing unit is disposed on... Fujitsu General Limited








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