Abstract: A strain detector includes a bridge circuit having at least two strain resistance elements, a substrate, a first fixed member, and a second fixed member. The substrate has a circuit portion electrically connected to the strain resistance elements. The strain resistance elements are arranged on the substrate. The first fixed member is fixed to a center of an area, where an outer periphery of the area is set at a position at which the strain resistance elements are arranged. The second fixed member is fixed outside the position, where the strain resistance elements are arranged at the substrate. A center of an axis of the first fixed member, a center of an axis of the second fixed member, and the center of the area are positioned on a straight line, and the first fixed member and the second fixed member are arranged on two mutually opposed surfaces of the substrate.

Abstract: A fixing member is composed of an upper washer and a lower washer; and a sensor substrate is sandwiched and held by the upper and lower washers. A strain-detecting element is disposed on the sensor substrate. A strain sensor as configured above is fixed onto a measurement target via the fixing member. Accordingly, the strain sensor does not generate an output signal when no external force is applied, demonstrating stable characteristics.

Abstract: It is aimed to provide a strain detector having a fewer number of mounting parts and high operation efficiency and usability. The strain detector is provided with a cylindrical strain generator to be strained upon receiving a load, a resistor element which is arranged on the outer circumferential surface of the strain generator and whose resistance varies depending on the amount of strain, a signal processing circuit connected with the resistor element and screw portions arranged above and below the strain generator to sandwich the strain generator. The strain generator and the screw portions are integrated.

Abstract: A sheet-fed printing press exhibiting excellent workability is provided, in which even by powder spray in print work equal to conventional one, any printing plate can be used because wear is enhanced by the printing press body and with which low cost can be realized by eliminating the need for changing the printing plate in the middle. A single-side printing sheet-fed printing press, including a print unit, and a sheet fed section having a feeder portion for feeding a sheet to the print unit, is characterized in that at least one of the feeder portion and the print unit has a dust removing means.

Abstract: A strain detector includes a bridge circuit having at least two strain resistance elements, a substrate, a first fixed member, and a second fixed member. The substrate has a circuit portion electrically connected to the strain resistance elements. The strain resistance elements are arranged on the substrate. The first fixed member is fixed to a center of an area, where an outer periphery of the area is set at a position at which the strain resistance elements are arranged. The second fixed member is fixed outside the position, where the strain resistance elements are arranged at the substrate. A center of an axis of the first fixed member, a center of an axis of the second fixed member, and the center of the area are positioned on a straight line, and the first fixed member and the second fixed member are arranged on two mutually opposed surfaces of the substrate.

Abstract: A fixing member is composed of an upper washer and a lower washer; and a sensor substrate is sandwiched and held with these upper and lower washers. A strain-detecting element is disposed on the sensor substrate. A strain sensor as configured above is fixed onto a measurement target via the fixing member. Accordingly, the strain sensor does not generate an output signal when no external force is applied, demonstrating stable characteristics.

Abstract: The present invention provides a strain detector improved in output characteristic, in which no internal stress is generated in strain resistance elements even with it fixed on a fixing member. The strain detector is configured in that a detection hole is provided nearly at the center of a insulating substrate, a fixing hole is formed at the position of peripheral end, a portion around the detection hole is pressed by a pressing member, one holding member and the other holding member are provided with fixing holes opposing to the fixing holes of the insulating substrate, and the peripheral end of the insulating substrate is fixed by the fixing member inserted. Accordingly, the detection hole in the insulating substrate is peripherally displaceable in a vertical direction with respect to one holding member and the other holding member.

Abstract: Disclosed is a printing plate material comprising a surface roughened aluminum support, and provided thereon, an image formation layer containing a heat-curable polymer having a main chain polymer in the main chain, and an acryloyl group or a methacryloyl group in the side chain, a glass transition temperature Tg of the main chain polymer being from 0 to 100° C., wherein the printing plate material is capable of being developed on a printing press.

Abstract: The present invention provides a strain detector improved in output characteristic, in which no internal stress is generated in strain resistance elements even with it fixed on a fixing member. The strain detector is configured in that a detection hole is provided nearly at the center of a insulating substrate, a fixing hole is formed at the position of peripheral end, a portion around the detection hole is pressed by a pressing member, one holding member and the other holding member are provided with fixing holes opposing to the fixing holes of the insulating substrate, and the peripheral end of the insulating substrate is fixed by the fixing. member inserted. Accordingly, the detection hole in the insulating substrate is peripherally displaceable in vertical direction with respect to one holding member and the other holding member.

Abstract: Disclosed is a manufacturing process of a printing plate material comprising a boehmite treated aluminum support, and provided thereon, an image formation layer containing water soluble resins or water dispersible resins, the process comprising the steps of surface roughening an aluminum plate, anodizing the surface roughened aluminum plate, boehmite treating the anodized aluminum plate to produce the boehmite treated aluminum support having boehmite protrusions with an average height of from 30 to 200 nm and an average base size of from 10 to 100 nm, coating a coating solution for the image formation layer on the resulting aluminum support to form a coated layer, and drying the coated layer to form the image formation layer on the aluminum support.

Abstract: A strain sensor improved in detection accuracy without variation of bending stresses applied to the strain detecting element. The sensor substrate has a first fixing hole at one end and a second fixing hole at the other end, a detecting hole at the center, and at least one strain detecting element on the upper surface or lower surface thereof. The first fixing member is press-fitted into the first fixing hole. The second fixing member is press-fitted into the second fixing hole. The detecting member is press-fitted into the detecting hole. Further, when an external force is applied to the detecting member, strain generated due to the positional shift of the detecting member is detected by the strain detecting element with respect to the first fixing member and the second fixing member.

Abstract: Disclosed is a printing plate material comprising a surface roughened aluminum support, and provided thereon, an image formation layer containing a heat-curable polymer having a main chain polymer in the main chain, and an acryloyl group or a methacryloyl group in the side chain, a glass transition temperature Tg of the main chain polymer being from 0 to 100° C., wherein the printing plate material is capable of being developed on a printing press.

Abstract: Disclosed is a manufacturing process of a printing plate material comprising a boehmite treated aluminum support, and provided thereon, an image formation layer containing water soluble resins or water dispersible resins, the process comprising the steps of surface roughening an aluminum plate, anodizing the surface roughened aluminum plate, boehmite treating the anodized aluminum plate to produce the boehmite treated aluminum support having boehmite protrusions with an average height of from 30 to 200 nm and an average base size of from 10 to 100 nm, coating a coating solution for the image formation layer on the resulting aluminum support to form a coated layer, and drying the coated layer to form the image formation layer on the aluminum support.

Abstract: A photothermographic material is disclosed, comprising a support, an organic silver salt, a light-sensitive silver halide, a reducing agent and a contrast-increasing agent, wherein the photothermographic material further comprises a secondary or tertiary amino group-containing alkoxysilane compound and a polyethyleneimine. A light-shielding package of the photothermographic material is also disclosed.

Abstract: A strain sensor improved in detection accuracy without variation of bending stresses applied to the strain detecting element. The sensor substrate has a first fixing hole at one end and a second fixing hole at the other end, a detecting hole at the center, and at least one strain detecting element on the upper surface or lower surfce thereof. The first fixing member is press-fitted into the first fixing hole. The second fixing member is press-fitted into the second fixing hole. The detecting member is press-fitted into the detecting hole. Further, when an external force is applied to the detecting member, strain generated due to the positional shift of the detecting member is detected by the strain detecting element with respect to the first fixing member and the second fixing member.

Abstract: A photothermographic material is disclosed, comprising a support, an organic silver salt, a light-sensitive silver halide, a reducing agent and a contrast-increasing agent, wherein the photothermographic material further comprises a secondary or tertiary amino group-containing alkoxysilane compound and a polyethyleneimine. A light-shielding package of photothermographic material is also disclosed.

Abstract: A method for forming an image having a protective layer is disclosed. The method comprises the steps offorming an image comprising a support having thereon an image comprising a layer comprising a binder and a colorant having a thickness of t.sub.1,providing a protective layer on the surface of the image by transferring a thermally transferable layer from a transferring foil comprising a support having thereon the thermally transferable layer having a thickness of t.sub.2 which is formed by coating and drying a coating liquid, which comprises a thermoplastic resin emulsion dispersed in a dispersing medium, on the support,wherein the t.sub.1 and t.sub.2 satisfy a relation of t.sub.2 >2.times.t.sub.1.

Abstract: A magnetic recording medium is disclosed, comprising a support having thereon a non-magnetic layer overcoated with a magnetic layer, in which the non-magnetic layer contains a metal oxide or metal hydroxide containing Co. The magnetic layer is overcoated by wet on wet coating.

Abstract: A printing blanket including a base fabric and a surface layer in a laminated structure wherein a surface reforming agent containing a perfluoroalkyl group is applied to the surface layer such that a critical surface tension ranging from 10 to 16 dyn/cm appears on the surface of the surface layer is disclosed. To practically manufacture a printing blanket of the foregoing type, there is also disclosed a method wherein a compressible layer is placed on a base fabric, a surface layer is then placed on the compressible layer thereby to form a laminated structure with the base fabric and the compressible layer, and thereafter, a surface modifier containing a perfluoroalkyl group is applied to the surface layer such that a critical surface tension ranging from 10 to 16 dyne/cm appears on the surface of the surface layer. It is preferable that the surface layer is molded of a compound based on a nitrile butadiene rubber.

Abstract: A sebaceous excitosecretory agent comprising at least one of undecylenic acid, its salts, its esters, and its amide derivatives as an active ingredient. A process for exciting secretion of sebum comprising the step of applying onto a skin surface the above sebaceous excitosecretory agent. The sebaceous excitosecretory agent has a long-lasting action to excite secretion of sebum.