Abstract: An ink ribbon feeding mechanism includes a cartridge mounting section, a first paying out rotor which is inserted into a first paying out core when a cartridge is being mounted in the cartridge mounting section, and a plurality of rotor side engaging portions which are provided on the first paying out rotor and which engage with a plurality of core side engaging portions when the first paying out rotor rotates. The rotor side engaging portion has an butting portion. When the cartridge is being mounted in the cartridge mounting section, the core side engaging portion butts against the butting portion, one or the other of the first paying out core and the first paying out rotor rotates, the rotor side engaging portion is inserted into the core side insertion recessed portion. A plurality of the butting portions are provided in positions different from each other in a cartridge mounting direction.

Abstract: Disclosed is a tape printing device including a cartridge installation part in which a first cartridge and a second cartridge different in shape when seen from an installation direction are alternatively installable, wherein the cartridge installation part has, when seen from the installation direction, an overlap region in which a first installation region that is an installation region for the first cartridge and a second installation region that is an installation region for the second cartridge overlap each other, and a non-overlap region composed of one of the first installation region and the second installation region.

Abstract: Disclosed is a cartridge installed in a tape printing device, the cartridge including: a cartridge case; a tape path through which a printing tape introduced from a device-side tape introduction port is fed toward a device-side tape ejection port; and a slide plate movable with respect to the cartridge case, wherein the tape path has a set opening part used to set the printing tape in the tape path from a first width end surface that is one end surface in a width direction of the printing tape before the cartridge is installed in a cartridge installation part, the slide plate has an opening open/close part that opens/closes an opening/closing region included in the set opening part, and the slide plate is movable to an opening position and a closing position with respect to the cartridge case.

Abstract: Disclosed is a tape supplying device that supplies a printing tape fed out from a tape roll having the printing tape wound therein to a tape printing device, the tape supplying device including: a roll supporting part that supports the tape roll in a posture in which a rotation axis of the tape roll crosses a mounting surface on which the tape printing device and the tape supplying device are mounted, wherein the tape supplying device supplies the printing tape to the tape printing device in a state in which the tape supplying device is not installed on the tape printing device.

Abstract: Disclosed is a cartridge installed in a tape printing device, the cartridge including: a tape path through which a printing tape introduced from a device-side tape introduction port is fed toward a device-side tape ejection port in a state in which the cartridge is installed in a cartridge installation part; and a tape retention part that retains the printing tape introduced into a tape path in a state in which the cartridge is not installed in the cartridge installation part, wherein, when the cartridge is installed in the cartridge installation part, the tape retention part engages an insertion convex part that protrudes from a bottom surface of the cartridge installation part to cancel retention of the printing tape.

Abstract: The conventional holding mechanism for foldable side rails have such problems that the release lever can be accidentally pressed for release action and that if a double lock is employed for preventing it, automatic holding action cannot be performed.

Abstract: The conventional holding mechanism for foldable side rails have such problems that the release lever can be accidentally pressed for release action and that if a double lock is employed for preventing it, automatic holding action cannot be performed.

Abstract: The conventional holding mechanism for foldable side rails have such problems that the release lever can be accidentally pressed for release action and that if a double lock is employed for preventing it, automatic holding action cannot be performed.

Abstract: The present invention is to provide a propylene polymer composition capable of producing heat molded products having excellent balance between rigidity and impact resistance and to provide heat molded products produced from the composition, such as films and pipes. The propylene polymer composition comprises 10 to 90% by weight of a propylene polymer (A) and 90 to 10% by weight of a propylene polymer (B). The propylene polymer (A) has MFR.sub.A (measured at 230.degree. C. under a load of 2.16 kg) of 0.001 to 8 g/10 min, Tm (measured by a differential scanning calorimeter) of 95 to 145.degree. C. and a density (d.sub.A) of 885 to 905 kg/M.sup.3, and in this polymer, the content of constituent units derived from an .alpha.-olefin of 4 to 20 carbon atoms is in the range of 1.5 to 11% by mol. The propylene polymer (B) has MFR.sub.B (measured at 230.degree. C. under a load of 2.16 kg) of 0.1 to 600 g/10 min, Tm (measured by a differential scanning calorimeter) of 145 to 170.degree. C., a density (d.sub.

Abstract: Disclosed are a polypropylene composition comprising 95-55 parts by weight of polypropylene (A) and 5-45 parts by weight of an ethylene/1-butene random copolymer (B-1) which contains constituent units derived from 1-butene in an amount of 15 to 25% by mol; and a polypropylene composition comprising 95-55 parts by weight of polypropylene (A) and 5-45 parts by weight of an ethylene/1-octene random copolymer (B-2) which contains constituent units derived from 1-octene in an amount of 8 to 20% by mol. Each of the random copolymers (B-1) and (B-2) has an intrinsic viscosity [.eta.] of 1.5 to 3.5 dl/g as measured in decalin, a glass transition temperature (Tg) of not higher than -50.degree. C., a crystallinity of less than 20% as measured by X-ray diffractometry, a randomness parameter (B value) of 1.0 to 1.4 as measured by .sup.13 C-NMR spectroscopy. With respect to a melting point as measured by a differential scanning calorimeter (DSC) as the main peak, the copolymer (B-1) has a value of not higher than 60.

Abstract: Disclosed are a polypropylene composition comprising 95-55 parts by weight of polypropylene (A) and 5-45 parts by weight of an ethylene/1-butene random copolymer (B-1) which contains constituent units derived from 1-butene in an amount of 15 to 25% by mol; and a polypropylene composition comprising 95-55 parts by weight of polypropylene (A) and 5-45 parts by weight of an ethylene/1-octene random copolymer (B-2) which contains constituent units derived from 1-octene in an amount of 8 to 20% by mol. Each of the random copolymers (B-1) and (B-2) has an intrinsic viscosity [.eta.] of 1.5 to 3.5 dl/g as measured in decalin, a glass transition temperature (Tg) of not higher than -50.degree. C., a crystallinity of less than 20% as measured by X-ray diffractometry, a randomness parameter (B value) of 1.0 to 1.4 as measured by .sup.13 C-NMR spectroscopy. With respect to a melting point as measured by a differential scanning calorimeter (DSC) as the main peak, the copolymer (B-1) has a value of not higher than 60.

Abstract: A polyolefin resin composition comprising (A) a polyolefin resin, (B) a graft-modified .alpha.-olefin copolymer grafted with an unsaturated carboxylic acid and its derivative, and (C) an amino group-containing compound, (D) said polyolefin resin composition containing a crosslinked structure between the amino group-containing compound (C) and the graft-modified .alpha.-olefin copolymer (B), and containing, based on 100 parts by weight of the polyolefin resin (A) and the graft-modified .alpha.-olefin copolymer (B) in total, 1 to 99 parts by weight of each of the polyolefin resin (A) and the graft-modified .alpha.-olefin copolymer (B) and 0.01 to 10 parts by weight of the amino group-containing compound (C). The polyolefin resin composition gives a crosslinked molded article having impact resistance at ordinary temperature and a low temperature.

Abstract: Polyolefin resin compositions having a sea and island structure wherein cycloolefin resin, graft modified cycloolefin resin and graft modified elastomer components are finely dispersed in polyamide by melt kneading the cycloolefin resin, graft modified cycloolefin resin, graft modified elastomer and polyamide. Molded products formed by using the polyolefin resin compositions of the present invention are high in impact strength and surface characteristics, particularly less in surface delamination, and also excellent in surface glossiness. The molded products are low in water absorption properties and also excellent in oil resistance.

Abstract: The present invention discloses a polyolefin resin composition comprising a specific cycloolefin-based polymer (a), a graft-modified elastomer (b) and a compound (c) having one amino group in the molecule, and containing, based on the total amount of the components (a), (b) and (c), 50 to 95% by weight of the component (a), 1 to 50% by weight of the component (b) and 0.01 to 45% by weight of the component (c). This polyolefin resin composition is improved particularly in mechanical properties such as impact strength, etc., while retaining excellent properties of the cycloolefin-based polymer (a).

Abstract: In accordance with the present invention, there are provided cycloolefin type random copolymer compositions excellent in heat resistance, chemical resistance, rigidity, impact resistance, etc., which comprise(A) a cycloolefin type random copolymer containing an ethylene component and a cycloolefin component and having an intrinsic viscosity [.eta.] of 0.05-10 dl/g as measured at 135.degree. C. in decalin and a softening temperature (TMA) of not lower than 70.degree. C., and(B) one or more non-rigid copolymers selected from the group consisting of:(i) a cycloolefin type random copolymer containing an ethylene component, at least one other .alpha.-olefin component and a cycloolefin component and having an intrinsic viscosity [.eta.] of 0.01-10 dl/g as measured at 135.degree. C. in decalin and a softening temperature (TMA) of below 70.degree. C.,(ii) a non-crystalline to low crystalline .alpha.-olefin type elastomeric copolymer formed from at least two .alpha.-olefins,(iii) an .alpha.

Abstract: A free access type floor comprising a plurality of floor boards arranged on one and the same plane in a closely connected manner to form a secondary floor, engaging members provided at at least each corner of each of said floor boards, and support members provided with floor board-engaging means, which are adjustable in height, for detachably engaging with said adjacent engaging members of adjacent floor boards on one and the same plane to support said floor boards in a closely connected manner, and a method for installing the same.

Abstract: A method for producing a plate heater, which comprisespreparing a mixture by dispersing electrically conductive fibers in a resin composition comprising a thermosetting resin, a curing agent and a thickener,laminating the resulting mixture to a first sheet-like material capable of being impregnated with said resin composition to thereby impregnate a part of the resin composition in said first sheet-like material, and thickening the resin composition to form a sheet-like preform,laminating a second sheet-like material capable of being impregnated with said resin composition to the mixture-laminated surface of the sheet-like preform, andheating the laminated assembly under pressure to cure the thermosetting resin composition.

Abstract: A plastic foamed sheet of excellent quality is produced by preheating in a chamber including a conveyor means for continuously conveying a thermoplastic resin sheet containing a heat-decomposable blowing agent in the horizontally supported state and a heating means for heating the sheet to a temperature lower than the decomposition temperature of the blowing agent, and foaming in a foaming chamber connected to the preheating chamber and including a heating means for heat-foaming the sheet as it is continuously conveyed while being perpendicularly suspended from the terminal of the conveyor means.

Abstract: A plastic foamed sheet of excellent quality is produced by using an apparatus comprising a preheating chamber including a conveyor means for continuously conveying a thermoplastic resin sheet containing a heat-decomposable blowing agent in the horizontally supported state and a heating means for heating the sheet to a temperature lower than the decomposition temperature of the blowing agent, and a foaming chamber connected to the preheating chamber and including a heating means for heat-foaming the sheet as it is continuously conveyed while being perpendicularly suspended from the terminal end portion of the conveyor means.