71results about How to "Improve maintenance workability" patented technology

A vehicle lighting unit can not only promote the dissipation of heat from a semiconductor light emitting device and a drive circuit for the device, both of which are the heat generation members, but also improve its maintenance workability. The vehicle lighting unit can include a light source module having a module main body. The module main body can include first and second semiconductor light emitting devices, drive circuits configured to drive and control the first and second semiconductor light emitting devices, and a heat dissipation fin for dissipating heat generated by the semiconductor light emitting devices and the drive circuits. Both the semiconductor light emitting devices and the drive circuit are directly attached to the module main body.

A ceiling cassette type air conditioner comprises a housing (101) provided on the ceiling panel of a room (R) and having a bottom opening, bell-mouth (112) provided in the housing (101) and having a bottom opening (112b) and an outer circumferential surface, an electrical part box (111) provided in the housing (101) and accommodating electrical part (E), wherein t electrical part box (111) is arranged near that side of the bell-mouth (112) at which secondary air flows, the electrical parts (E) are mounted on a control board (S) provided in the electrical part box (111), and those of the electrical parts (Ea) which are located near the outer circumferential surface of the bell-mouth (112) are less tall than the other electrical parts (Ec).

A flaw detection apparatus for a wire rope of an elevator according to the present invention, which is intended for a wire rope having a nominal diameter of 4 mm to 8 mm, includes a plurality of unit probes 9. Each of the unit probes 9 has a first and a second magnetic poles 10a and 10b of different polarity, and a magnetic sensor 11 of a U-shape disposed between the first magnetic pole 10a and the second magnetic pole 10b. A bottom radius of the magnetic sensor 11 is in a range of 2 mm to 5 mm. A difference between the bottom radius of the magnetic sensor 11 and a half of the nominal diameter of a wire rope 1 is equal to or less than 1.5 mm.

An assembled battery includes: a plurality of electrical cells that includes a battery body and an electrode terminal protruding from the battery body; and a terminal connection member that connects a pair of electrode terminals between two of the plurality of electrical cells, wherein the terminal connection member includes: a pair of electrode sockets each allowing the electrode terminal to be inserted thereinto, and a conductor electrically connecting the pair of electrode sockets to each other, and wherein each electrode socket includes: an opposite conductive wall extending from the conductor along the electrode terminal and facing the electrode terminal, and an elastic portion provided at a position facing the opposite conductive wall toward the electrode terminal and pressing the electrode terminal to the opposite conductive wall.

A snowmobile four-cycle engine arrangement, includes: a four-cycle engine arranged in an engine compartment formed in the front body of a snowmobile with its crankshaft laid substantially parallel to the body width and having a cylinder case inclined forwards with respect to the vehicle's direction of travel. The engine employs a dry sump oil supplying system and an oil tank separate from the engine is provided. Another snowmobile four-cycle engine arrangement includes: a four-cycle engine having a cylinder head at its top, arranged in the engine compartment and inclined forwards with respect to the vehicle's direction of travel with an intake path provided on the upper portion of the engine body. An intercooler for cooling the intake air is arranged in a tunnel created inside the body frame for accommodating a track belt.

A conductance valve is configured to be able to adjust the conductance by adjusting the opening degree of an opening formed in part of the wall surface a vacuum vessel. The conductance valve includes a swing arm which is pivotally coupled to a driving portion, and a rectangular valve body which is coupled to the swing arm and is pivotal with respect to it. When the swing arm pivots, the rectangular valve body is pivoted by a predetermined angle. The overhang of the valve body at the closed position of the conductance valve can be reduced.

A process for producing a sintered ore with an auxiliary heat source is provided which improves the yield and strength of a sintered ore, attains a reduction in discharge gas amount itself, inhibits the generation of controlled substances for the atmospheric environment, e.g., NOx, and can avoid operational dangers. Also provided is a sintering machine. The process for sintered-ore production comprises: introducing a sintering feed material obtained by mixing iron ore, a minor raw material, a solid fuel, etc. into a Dwight-Lloyd sintering machine; igniting the solid fuel in a surface layer part with an ignition furnace; and sucking air from above to cause a sintering reaction to continuously proceed downward. In the process, a highly volatile liquid fuel is sprayed as an auxiliary heat source from above over the surface of the sintering feed layer in that given region of the sintering pallet which ranges from the ignition-furnace outlet side to the completion of sintering.

A spark plug guard can be switched between a spark-plug covering position to protect a spark plug and a spark-plug opening position. An operator displaces the spark plug guard from the spark-plug covering position to the spark-plug opening position, thereby obtaining a wide working space to perform the maintenance and inspection of the spark plug efficiently. The spark plug guard has a function of fixing a predetermined part in the spark-plug covering position. Consequently, the need for a part fixing member which was conventionally required for fixing the predetermined part to the engine body is eliminated, thus contributing to a decrease in the weight of the whole internal combustion engine and to cost reduction.

A polycrystalline silicon manufacturing apparatus is provided which supplies raw gas to the inside of a reaction furnace and supplies a current from an electrode to a silicon seed rod in a state where the vertically extending silicon seed rod is uprightly stood on each of the plural electrodes disposed in a bottom plate portion of the reaction furnace so as to heat the silicon seed rod and thus to deposit polycrystalline silicon on a surface of the silicon seed rod by means of the reaction of the raw gas.

A belt junction belt conveyor in which a thick periphery (a convex part) of a belt is elastically held after the belt is rewound by an upper and lower inclined pulleys so that the belt can travel smoothly with suppressing bias due to belt rewinding.

In this mechanism, a junction belt 7 is disposed in an inclined manner to have a predetermined degree, for example, 45° to a confluence of a carrier line 3, in which a pair of upper and lower inclined pulleys 11, 12 are arranged adjacent to the disposed part, and both end pulleys 8, 9 are mounted on a position where a double angle of the predetermined angle is maintained while keeping a distance from each other at the disposed side so that an advancing side belt and a returning side belt 7, respectively, are rewound by the upper and lower inclined pulleys 11, 12 to travel toward each of the end pulleys 8, 9. A roundish thick periphery 7a is provided at both edges in the cross direction of front surface or back surface of the belt 7. Spring type holder units 20a, 20b, and 20c for elastically holding the roundish thick periphery 7a are mounted on the right edge of an advancing side belt immediately before the upper inclined pulley 11, on the left edge of a rewinding belt traveling between the upper inclined pulley 11 and the first end pulley 8, and on the right edge of a returning belt traveling to the second end pulley 9 side after rewinding at the lower inclined pulley 12, respectively, so that the meandering tendency of the belt occurring from being rewound by the upper and lower inclined pulleys 11, 12 is effectively prevented.

The present invention addresses the problem of providing a combine harvester with which maintenance-work properties of a mechanism for second cutting blades (133) can be improved while improving a floating function of the second cutting blades (133). This combine harvester is provided with: a reaping apparatus (3) provided with first cutting blades (15); a threshing apparatus (9) provided with a threshing cylinder (21); a traveling machine body (1) provided with an engine (7) and a driver seat (42); and second cutting blades (133) for severing residual culms in the first cutting blades (15), said second cutting blades (133) being fitted to the traveling machine body (1) via a left-side frame (134) and a right-side frame (135). Left and right floating support mechanisms (157) are provided to the traveling machine body (1). The left-and-right floating support mechanisms (157) are configured so as to respectively apply elastic pressure to the right-side frame (134) and the left-side frame (135).

The engine device has a first case which removes particulate matters in exhaust gas of the engine, and a second case which removes nitrogen oxides in the exhaust gas of the engine. The second case is connected to the first case via a urea mixing pipe. The engine device is provided with a plurality of support leg bodies which are connected their one end sides to the engine, and a support base which is connected to a plurality of support leg bodies. The first case and the second case are arranged in the support base.

The engine device includes a first case for removing particulate matter in the exhaust gas of the engine and a second case for removing nitride oxides in the exhaust gas of the engine. The second case is connected to the first case via a urea mixing pipe. A supporting stand with which the first case, the second case, and the urea mixing pipe are adhered in parallel is provided. The first case, the second case, and the urea mixing pipe are integrally arranged on the supporting stand, thereby forming the exhaust gas purification device having single component structure, and the exhaust gas purification device is mounted on supporting leg bodies provided on the engine.

A medium stocking apparatus includes a housing having an open area, reels on which tapes are wound, a diverting unit for turning backward the tapes, a cylindrical drum on which a medium is wound with the tapes overlaid, and an openable unit for closing and opening an internal space from and to outside. During an operation, a closed state can be retained, and, during a maintenance work, an open state can be achieved, in which the openable unit is rotated in an upward direction for displacing upper tapes. The medium stocking apparatus can thus be offered which allows a maintenance work with high workability without impairing the tapes.

Disclosed is an electrophotographic photosensitive body which is remarkably improved in pencil scratch resistance and wear resistance. Specifically disclosed is an electrophotographic photosensitive body wherein a polycarbonate resin having a structural unit (1) represented by the formula below is used as a binder resin for a photosensitive layer (or for a charge-transporting layer in case of multilayer type) which is formed on a conductive base. [chemical formula 1] (1) (In the formula, R₁-R₃₀ respectively represent a hydrogen atom or a substituent selected from the group consisting of fluorine, chlorine, bromine, iodine, an alkyl group having 1-17 carbon atoms, an aryl group having 6-12 carbon atoms, an alkoxy group having 1-5 carbon atoms, an alkenyl group having 2-12 carbon atoms and an aralkyl group having 7-17 carbon atoms.)

A control device is configured to control an air conditioner that includes an air conditioner outdoor unit and an air conditioner indoor unit. The control device includes a microcomputer and a storage element. The microcomputer causes a signal to be transmitted and received between an outdoor communication unit of the air conditioner outdoor unit and an indoor communication unit of the air conditioner indoor unit. The storage element stores specific information in response to command from the microcomputer. The microcomputer causes the storage element to store operation information including a state of transmission and reception of the signal of the air conditioner at a constant time interval.

A combine harvester is provided. Several pull-up cases 24 are vertically installed in the front side of a reaping unit 8, a drive case 42 for pulling up is installed in the back side of a gate 60 above each pull-up case 24 and a motive power is transmitted from the aforesaid drive case 42 to each of the aforesaid pull-up cases 24 installed with pull-up tines 23. It is characterized in that: a sprocket 44 for driving the pull-up tine is installed below a vertical shaft 54 extended from the aforesaid drive case 42, an input shaft 39 for pulling-up is connected to the drive case 42 for pulling-up through a speed change case 46 for pulling-up and the aforesaid input shaft 39 is brought to obliquely cross to the vertical shaft 54 on the side view. In this way, the backward tilting angle of a pull-up case and the forward tilting angle of an input shaft can be easily ensured, and the compaction of a structure for pulling up long cereal stems and a bearing power for pulling up by the aforesaid input shaft can be ensured.

In a vehicle lift device, an undulating link device of each of the raising/lowering devices has each link displaced along the left-right direction orthogonal to an approach direction of a vehicle, and keeps a vehicle support table in a horizontal state to be raised and lowered only in the vertical direction.

As a weighing device which can not only make water and dust less likely to reach the sensor unit, but also simply discharge water having reached that position if any, and which further can improve the maintenance workability of water-washing of the sensor unit, an electronic balance includes a weighing pan, a load cell that measures a load of a measuring object placed on the weighing pan, and a scale main body case that supports the load cell. The load cell is disposed outside and over the scale main body case, a cylindrical transparent cover that covers the whole side face of the load cell is integrally provided for the weighing pan, and the lower end of the transparent cover is disposed with a clearance over an upper face of the scale main body case.

The present invention relates to a fixing plate of air-conditioning control box, and is characterized by that its control box is made up by combining metal panel and cast fixing plate, and the mounting plate of fixing plate is formed into one side surface of the control box, at the same time used as mounting position of main plate mounting plate and two capacitors, and the back surface penpendicular to the mounting plate is formed into back face of control box, and the cover plate on the upper end of mounting plate and back panel can be formed into the upper surface of the control box.

The invention provides a multi-cylinder rotary compressor capable of improving compression efficiency, mechanical efficiency and reliability. The bearing (15) is fixed on the inner wall of the airtight container (1), and the cylinders (9, 10) are fixed on the bearing (15), forming a gap (G) between each air cylinder (9, 10) and the inner wall of the airtight container (1). ), the rotary compression element (3) has a blade (24) in contact with the roller (13) in the cylinder, a mounting hole (19) pierced on the cylinder, inserted into the cylinder from the mounting hole and the blade (24) The spring (21) abutted against the roller (13) is provided with a fall-off preventing mechanism on the cylinder (9) to prevent the spring (21) from falling off. Therefore, the internal volume of the airtight container (1) has a surplus, which improves reliability, and the multi-cylinder rotary compression element (3) is miniaturized, thereby improving compression efficiency and mechanical efficiency.