41results about How to "Difficult to attach" patented technology

A thermosyphon device is provided for both cooling and warming (heating) enabling, by a simple structure, the easy installation operation, elimination of the need of adjusting operation, a reduction in manufacturing cost, and an increase in heat transportation efficiency. A large number of circumferentially-formed narrow concave grooves (G) are formed in the inner wall surface (121) of an outer tube (12) and in the outer wall surface (141) of an inner tube (14) facing the working space (S) of a double tube type thermosyphon disposed in the lateral direction. An operating liquid (Q) is evaporated at the evaporating portion of either of the inner wall surface (121) of the outer tube and the outer wall surface (141) of the inner tube and is condensed on the other wall surface while being raised in the circumferential direction of the wall surfaces (121, 141) by a capillary attraction via the narrow recessed grooves (G) to cool or heat the outer area of the outer tube. Depending on whether the surroundings of the outer tube are cooled or heated, a thermal source fluid of refrigerant or heat medium is supplied into the inner tube.

A method of cleaning a membrane in a membrane separation activated-sludge process. By the method, deposits adherent to the surface of a membrane used in a membrane separation activated-sludge process can be effectively scratched off and the membrane filtration rate can be prevented from decreasing. Membrane-cleaning particles (4) in which the surface to be in contact with the water to be treated has been hydrophilized and has a surface roughness of 100-2,500 μm are introduced into a bioreactor (1). The particles are caused to flow by the lifting effect of air bubbles ejected from an aerator (3) or by the fluidizing effect of a fluidizing means to thereby cause the particles to scratch off deposits adherent to the surface of a separation membrane element (2). In one embodiment, membrane-cleaning particles (4) which are non-porous or have closed cells are used. In another embodiment, membrane-cleaning particles (4) having an antibacterial ingredient, such as copper or silver, supported on the surface or in inner parts thereof are used. In a still another embodiment, the membrane-cleaning particles (4) are periodically brought into an anaerobic condition to remove microorganisms from the particle surface.

A bearing apparatus for supporting a pinion shaft comprises a pair of rolling bearings which rotatably support a pinion shaft to a case and are arranged side by side in a shaft direction between a pinion gear arranged at one end of the pinion shaft, and a companion flange attached outside the other end thereof. The rolling bearing on a companion flange side comprises an angular ball bearing, and a radius of curvature Ri of an inner ring raceway, a radius of curvature Ro of an outer ring raceway, and a ball diameter Bd of the rolling bearing may satisfy a relationship given by equations of Ri<Ro, 0.502×Bd≦Ri≦0.512×Bd, and 0.510×Bd≦Ro≦0.520×Bd.

The invention discloses a phosphorus-free scale and corrosion inhibitor. The phosphorus-free scale and corrosion inhibitor is a compound prepared from organic carboxylic acid and salt thereof, an organic fatty acid polymer, an organic acid type polymer, a chelating agent and de-ionized water and can form a net-shaped composite film on the surface of metal; the weight percent of each component in the compound is as follows: 10 to 30 percent of the organic carboxylic acid, 10 to 20 percent of the organic fatty acid polymer, 5 to 30 percent of the organic acid type polymer, 1 to 5 percent of thechelating agent and the balance of the de-ionized water. The phosphorus-free scale and corrosion inhibitor also can contain inorganic alkali, zinc salt and a cellulose derivative; the weight percent of the inorganic alkali, the zinc salt and the cellulose derivative in the compound is as follows: no more than 6 percent of the inorganic alkali, no more than 4 percent of the zinc salt and no more than 1 percent of the cellulose derivative. The phosphorus-free scale and corrosion inhibitor disclosed by the invention does not contain phosphorus and is an environment-friendly water treatment medicament; the phosphorus-free scale and corrosion inhibitor has excellent performance and can form one layer of the net-shaped composite film on the surface of the metal; the net-shaped composite film hasa remarkable dirt-repelling effect and can be used for preventing the surface of the metal from being scaled.

The invention relates to a front plate packaging structure of a solar module. An ETFE (Ethylene Tetra Fluoro Ethylene) fluoroplastic film (5), a first EVA (Ethylene-Vinyl Acetate) film (4), a cell slice (3), a second EVA film (2) and a back plate (1) are sequentially arranged on the upper surface of the solar cell module (6) from bottom to top. Compared with conventional tempered glass, the packaging structure disclosed by the invention has a better optical matched characteristic and not only has an excellent adsorption effect on main spectral response light of the cell slice, but also has a good light transmitting effect on light of which the wavelength is in the range of 320 to 1,200nm, so that the conversion efficiency of the solar module is improved and the packaging loss is reduced.

A shaping air ring (10) is configured of a body (11), a cover (13) and a nozzle (15). A tapered conical protrusion (17) is provided in a front end of the nozzle (15) to abut on the cover (13) in contact therewith without a clearance therebetween. Numerous inclined recessed grooves (20) are provided on a forward tapered surfaces (17C) of the conical protrusion (17) over the entire periphery. Further, a first shaping air ejecting hole (23) is formed between each of the inclined recessed grooves (20) and an inner peripheral surface (13B2) of the cover (13) to eject shaping air toward a releasing edge (9E) of a rotary atomizing head (9). Second shaping air ejecting holes (24) are provided on an inner peripheral surface (16A) of the nozzle (15) to eject shaping air along an outer peripheral surface (9C) of the rotary atomizing head (9).

The invention relates to a super-smooth glaze and a preparation method therefor, and belongs to the technical field of ceramic processing. The super-smooth glaze is prepared from the following the components in parts by weight: potassium feldspar, quartz, kaolin, calcite, dolomite, boric acid, aluminum oxide, silicon oxide, calcium oxide, potassium oxide, sodium oxide, zinc oxide and barium oxide. The preparation method comprises: placing mixed materials which are weighed in proportion into a planetary type rapid ball mill, adding pure water of which the weight accounts for 30-40% of the total weight of the mixed materials, and performing ball milling on the mixture until the particle diameter is 0.5-1.0 [mu] m so as to obtain the super-smooth glaze. By adopting the method, the the surface of a glaze layer is highly smooth, and the glaze surface roughness of the glaze is greatly reduced in comparison with that of common ceramic glazes.

A cooling / heating panel has a planar radiation panel (12), a metallic holding member (18) arranged partially on a backside of the radiation panel (12), and a resin heat exchange pipe (16) held by the holding member (18). The holding member (18) has: a flat soaking plate (20) which is superimposed on the radiation panel (12); and a holding portion (22) which is erected on the soaking plate (20) and latches the heat exchange pipe (16). The heat exchange pipe (16) has an outside diameter larger than an inside diameter of the holding portion (22) before the heat exchange pipe (16) is attached to the holding portion (22) and in a state in which the heat exchange pipe (16) is attached to the holding portion (22), the holding portion (22) holds a side face of the heat exchange pipe (16) repulsively from both sides.

A lever is attached to a connector housing in a rotatable manner. This lever includes a pair of arm plates having rotation supporting points at one ends and a connection bar linking the other ends of the arm plates. This lever has a substantially U-like shape. According to this lever, when one ends of the pair of arm plates are opened to the outer sides, the rotation supporting point of the lever is attached, in a rotatable manner, to a rotation supporting pivot of the outer face of the connector housing. By this structure, the lever is rotated for operation to realize a cam action to assist the connectors to be fitted to each other and to be disengaged from one another. According to this lever-type connector, the lever is attached to the connector housing, and subsequently the connection between the arm plates at a position closer to the rotation supporting point of the lever than to the connection bar is provided as a link member linking the arm plates. The movable element of the fitting sensing switch constitutes this link member.

The present invention is a medical ultrasound device in which an ultrasound pulse is irradiated to a treatment or examination region, provided with ultrasound-wave irradiating means, signal receiving means for receiving a reflected wave of the ultrasound irradiated from the ultrasound irradiating means, signal recording means (memory) for recording a received signal, and comparing means (comparison operation element) for comparing a recorded signal and the received signal. By the device of the present invention, an appropriate treatment or examination position can be checked with high reproducibility.

An electric motor that does not provide new terminals for carrying out conductive caulking, and further, facilitates the work of using a conductive caulking machine. An electric motor coil connecting structure that connects conductors connected to a power input member and lead terminals of coils by conductive caulking and connects the power input member and the lead terminals of the coil electrically. One end of each of the conductors is formed into a terminal-shaped portion in which the lead terminals of the coil can be fitted and temporarily retained. The lead terminals of the coil are fitted in the terminal-shaped portion of the conductors and temporarily retained, and connected by conductive caulking.

The present disclosure relates to a vibrating stimulus pad configured to easily attach to an unwell body region to which attachment is difficult such as a joint region. The vibrating stimulus pad of the present disclosure includes: a flexible main body; a drug layer attached to a bottom surface of the main body and formed of an additive mixed with a drug and formed of anti-inflammatory analgesic drugs; a vibrating module attached on a top surface of the main body and including a vibration motor and a battery; and a plurality of legs installed along the perimeter of the main body and being adhesive. Through this configuration in which the main body is formed of a flexible material, and the plurality of legs are adhesive and are attached along the perimeter of the main body, the vibrating stimulus pad may be easily attached on an unwell body region to which attachment is difficult such as a joint region.

A method of cleaning a membrane in a membrane separation activated-sludge process. By the method, deposits adherent to the surface of a membrane used in a membrane separation activated-sludge process can be effectively scratched off and the membrane filtration rate can be prevented from decreasing. Membrane-cleaning particles in which the surface to be in contact with the water to be treated has been hydrophilized and has a surface roughness of 100-2,500 μm are introduced into a bioreactor. The particles are caused to flow by the lifting effect of air bubbles ejected from an aerator or by the fluidizing effect of a fluidizing means to thereby cause the particles to scratch off deposits adherent to the surface of a separation membrane element. Membrane-cleaning particles which are non-porous or have closed cells can be used. Membrane-cleaning particles having an antibacterial ingredient can be supported on the surface or in inner parts thereof.

A medical device for fusing or necrosing a biological tissue, including a first electrode member and a second electrode member protruded from a non-electrically-conductive attachment portion configured to sandwich the biological tissue; and an energy supply unit configured to supply electric energy to between the first electrode member and the second electrode member, wherein the region of a predetermined length in a direction of axial line from the attachment portion in at least one of the electrode members within the first electrode member and the second electrode member is coated with an electrical insulator.

A structure for preventing the falling of a fastening nut of a portable power working machine that can reliably prevent loss of the nut while suppressing the production and component costs, allows for easy operation of attaching a nut anchor member to a cover, and can increase the maintenance property, suppress damage and failures, increase the durability, and reduce the size and weight; and a method for attaching the fastening nut to a cover are provided. The structure includes a nut locking member, which is inserted through a bolt insertion hole from a back surface side of a cover so that movement of the nut locking member to a front surface side is prevented, and has a split cylindrical shape with elastically deformable leg-like piece portions; an anchoring cylindrical portion with a predetermined length functioning as a nut anchor member, the anchoring cylindrical portion being provided in a protruding manner and coaxially with the nut on a seating surface side, being adapted to be inserted through the bolt insertion hole, and being relatively difficult to elastically deform with respect to the nut locking member. A protruding end of the anchoring cylindrical portion of the nut has formed continuous therewith a hook portion that bends inward along its entire periphery. Each end of the leg-like piece portion of the nut locking member has formed continuous therewith a locking claw portion that bends outward to lock the hook portion.

An article includes a base or body made of a biodegradable resin. The article allows the base to have the surface covered with a coating film containing a conductive material. The coating film firmly attaches to the surface of the base. This results in a reliable establishment of an electric conductivity of the article. The coating film functions as a shield for electromagnetic waves, a ground, and the like. Sandblast may be employed to remove the coating film of f the surface of the base. The base can be decomposed in the ground. Refuse can thus be decreased to the utmost. Even when the base is incinerated, the amount of carbon dioxide can be reduced to approximately half the amount obtained in the case of a base made of a petroleum resin material.

A locking device 21 for an anchor bar 2 of an anchor system of a concrete wall formwork has an annular sealing element 15 for sealing off an anchor penetration hole 13 in the formwork facing 7 and a threaded nut element 24 for threading the anchor bar 2 into a threaded nut thread of the threaded nut element. A tubular guiding device 45 is flush with the threaded nut thread of the threaded nut element 24 on the end of the threaded nut element 24 to be located at the concrete formwork side. The sealing element 15 has an elastic rubber inner sealing ring 46 and the free end 51 of the guiding device 45 to be located at the formwork element side is sealingly inserted with the inner sealing ring 46 into the sealing element 15.

The present invention relates to a method for reducing gas hydrate adhesion to the interior surface of a conduit and associated equipment transporting or processing a fluid stream in oil and gas exploration and production, petroleum refining and / or petrochemistry, by providing the conduit interior surface with a coating layer exhibiting a static contact angle of the sessile water drop on the coating layer in air higher than 75° at ambient air conditions, as measured according to ASTM D7334-08, wherein said coating layer comprises diamond like carbon (DLC) comprising fractions of one or more components selected from the group consisting of silicon (Si), oxygen (O) and fluor (F).

A manufacturing apparatus is provided comprising: inter-process carrying means for carrying a container between the process modules in a container unit, the container being capable of storing a plurality of intermediate products therein; intra-process carrying means for removing the intermediate products from the container and carrying the intermediate products within each process module in a single product state; and a plurality of processing means for performing the plurality of processes, respectively, within each process module, wherein the plurality of processing means are arranged substantially in the carrying direction of the intermediate products in accordance with the order of processes to be performed on the intermediate products, without arranging a plurality of processing means for performing the same kinds of processes on the intermediate products in a group.

The invention relates to a low-cost, easy-to-clean and easy-to-disinfect ultra-high toughness biosafety excrement leaking plate for protecting pigs. The excrement leaking plate is prepared from the following components in percentage by mass: 41.9-50.7 percent of machine-made sand, 10-12 percent of aerogel, 11-13 percent of mineral powder, 20.3-27.3 percent of cement, 0-0.27 percent of active catalyst, 0.43-0.59 percent of water reducing agent and 6-8.2 percent of polyformaldehyde fiber. The ultrahigh-toughness biosafety excrement leaking plate is compact in product, easy to wash and disinfectand high in biological safety, pig manure, pig urine, pig sweat, bacteria and viruses are difficult to attach, the required reinforcement amount is small, the ultrahigh-toughness biosafety excrement leaking plate is tightly combined with reinforcing steel bars and is not prone to corrosion and rusting, and pigs are extremely difficult to get ill, and the biosafety is high; the surface is hydrophobic, the water absorption rate is extremely low, liquid is extremely difficult to adhere, the pig breeding environment is dry and comfortable, pig fattening is facilitated, and the economy is high; thesurface is flat and smooth, burrs are avoided, and pig nipples and skin are not hurt; antiskid patterns can be designed on the surface to prevent pigs from falling down and being injured, and physical safety is extremely high; the excrement leaking plate is light, thin, high in strength, energy-saving, material-saving and cost-saving, the durability of the excrement leaking plate is improved, themaintenance cost is reduced, and the cost performance is extremely high.

A sheet manufacturing apparatus according to the invention includes: a mixing unit that mixes a fiber and a resin powder in air; and a sheet forming unit that accumulates and heats a mixture mixed by the mixing unit to form a sheet, in which the resin powder has a volume average particle diameter of equal to or less than 50 μm, and an absolute value of an average charging amount in a range of 5 (μC / g) to 40 (μC / g).

A silica glass crucible causing fewer pinholes in silicon single crystals is provided by a method of preventing pinholes by performing the pulling up of a silicon single crystal while restraining the dissolution rate of the crucible inner surface to 20 μm / hr or less, using a silica glass crucible for the pulling up of silicon single crystals, wherein the area of crystalline silica formed by crystallization of amorphous silica is restricted to 10% or less of the crucible inner surface area, or the density of pits formed from open bubbles on the crucible inner surface is restricted to 0.01 to 0.2 counts / mm2.

A medical device for fusing or necrosing a biological tissue, including a first electrode member and a second electrode member protruded from a non-electrically-conductive attachment portion configured to sandwich the biological tissue; and an energy supply unit configured to supply electric energy to between the first electrode member and the second electrode member, wherein the region of a predetermined length in a direction of axial line from the attachment portion in at least one of the electrode members within the first electrode member and the second electrode member is coated with an electrical insulator.