Abstract: An image recording apparatus for recording image data from an external apparatus is provided, which receives the image data as an image signal from the external apparatus, records the received image signal, and outputs a characteristic signal regarding a recording characteristic of the recording apparatus to the external apparatus.

Abstract: An artificial dental implant includes an implanting part which is to be implanted in bone tissue and a crown-fixing part to which a crown is to be fixed, which are manufactured using a metal powder injection molding method. At least a part of a portion of said implanting part which defines an outer surface thereof is formed with a metal material which contains Ti as a base material and 0.01 to 3 wt % of M (where M is at least one selected from the group comprising Ca, P and Si). Further, the implanting part preferably has a coating layer which covers the outer surface thereof, in which the M content (where M is at least one selected from the group comprising Ca, P and Si) in this coating layer is preferably greater than the M content in the at least a part of the portion of the implanting part. The implanting part and crown-fixing part may be formed into an integral body, or formed into separate bodies such that they are engaged with each other when used.

Abstract: A necessary number of knitting needles are slid at a predetermined timing along a multiplicity of parallel sliding grooves of a single needle bed, and a predetermined number of knitting yarn guides take lapping movements to form desired stitches of the knitting yarns while a monofilament bending means between one end of the needle bed and the yarn guides is operated at a predetermined timing for reciprocating along a predetermined number of knitting yarns at an underlapping position. During this reciprocating movement, a head-portion-holding member is moved between a holding position for holding a head portion of each fastener element from an inside thereof and a non-holding position, in synchronism with the bending of a monofilament.

Abstract: A buccal tube has a base part and at least one tube, and it is formed from a metal material comprising Ti or Ti alloy, using a metal injection molding method. The buccal tube can be formed from a metal material which contains Ti as a base component, from 0.03 to 0.5 wt % C, from 0.08 to 0.8 wt % O and from 0.03 to 0.6 wt % N. The total C, O and N content in the metal material is preferably from 0.14 to 1.1 wt %. Furthermore, pores of average diameter from 0.5 to 50 .mu.m are preferably dispersed in at least a surface region of the buccal tube, and the porosity of the holes is preferably from 0.05 to 5.0 vol %. The buccal tube may further comprises at least one engaging part which is preferably formed into a hook or engaging piece for example.

Abstract: An (S)-1-phenyl-2-substituted propane derivative shown by the following formula (I) ##STR1## wherein R.sup.1 and R.sup.2 represent a lower alkyl group, etc., or R.sup.1 and R.sup.2 may form together an alkylene group, etc.; R.sup.3, R.sup.4 and R.sup.5 represent a hydrogen atom, etc.; and X represents a hydroxyl group which may be protected with a protective group, or a halogen atom etc., can readily be produced (i) by permitting a microorganism belonging to the genus Torulaspora, the genus Candida, the genus Pichia or the like to act on a phenylacetone derivative and asymmetrically reducing the compound, or (ii) by sterically inverting an (R)-enantiomer. (R,R)-1-phenyl-2-?(2-phenyl-1-methylethyl)amino!ethanol derivative having a high optical purity can easily be obtained from the compound of the formula (I). The ethanol derivative is useful as an anti-obesity agent and the like.

Abstract: An image recording apparatus for recording image data from an external apparatus receives the image data as an image signal from the external apparatus, records the received image signal, and outputs a characteristic signal regarding a recording characteristic of the recording apparatus to the external apparatus.

Abstract: An (R)-2-amino-1-phenylethanol derivative shown by the general formula (IIa) ##STR1## wherein R.sup.1 and R.sup.5 represent a hydrogen atom, etc.; R.sup.2, R.sup.3 and R.sup.4 independently represent a halogen atom, etc., or a salt thereof, can readily be produced (1) by permitting a microorganism belonging to the genus Rhodosporidium, the genus Comamonas or the like to act on a mixture of corresponding (R)-form and (S)-form to asymmetrically utilize, or (2) by permitting a microorganism belonging to the genus Lodderomyces, the genus Pilimelia or the like to act on a corresponding aminoketone derivative to asymmetrically reduce. An (R,R)-1-phenyl-2-?(2-phenyl-1-alkylethyl) amino!ethanol derivative having a high optical purity can easily be obtained from the compound of the formula (IIa) or a salt thereof. Said derivative is useful as an intermediate for producing an anti-obesity agent and so on.

Abstract: A dental-care device is constructed from a planar base and a wire receiving part positioned on the top surface of the planar base. Slots extending straight horizontally are formed at the center of the wire receiving part, and wire is passed through these slots. The device is preferably manufactured by a metal powder injection molding method, and is composed of metal material which contains Ti as the base component, C in an amount of from about 0.03-0.5 wt % by weight of the metal material, O in an amount of from about 0.08-0.8 wt % by weight of the metal material, and N in an amount of from about 0.03-0.6 wt % by weight of the metal material. A large number of pores may be scattered at least in the vicinity of the surface of the metal material. This device can be easily manufactured, has a good surface wetness characteristic, and has functional portions, such as portions of low friction and portions of superior adhesiveness.

Abstract: A dental care material comprising a titanium sintered body has no harmful effects on the human body and easily produces products with complicated shapes having a high level of strength. A mixture of titanium powder and an organic binder is injection molded and subjected to binder removal and sintering processes to form a bracket for orthodontic or dental implant materials. Pure titanium powder, with an average granule diameter of no more than 40 .mu.m, a carbon content by weight of no more than 0.3%, and an oxygen content by weight of no more than 0.6%, preferably is used to produce a titanium sintered body of combined carbon and oxygen content by weight of no more than 1.0%. Colored layers can be formed on the surface of the titanium sintered body using various methods as needed.

Abstract: Provided are alkaline storage batteries which are higher in active material utilization as compared with conventional batteries and which can maintain the high utilization even after long-term charge-discharge cycle. Cobalt hydroxide having a BET specific surface area of 20-30 m.sup.2 /g and obtained by neutralization reaction of a cobalt salt solution and an aqueous alkali solution in the presence of a reducing agent is added to a positive electrode active material.

Abstract: A data processing apparatus includes an image data generating section for generating image data, and an interpolation image data forming section for forming and outputting interpolation image data based on the image data generated by the image data generating section. The interpolation image data forming section includes a memory for storing the image data generated by the image data generating section.

Abstract: A chain beating type crusher includes a crusher vessel (3), a shaft (7) provided centrally thereof and capable of being rotated at a high speed, and a plurality of beating chains (11) provided in a plurality of axially spaced-apart stages in each of which a plurality of radially spaced-apart chains are formed on the shaft. With high speed rotation of the shaft the beating chains in the individual stages are caused to undergo high speed revolution to form respective bearing zones. In order to return an object scattered toward the inner surface of a peripheral wall (4) of the crusher vessel back to the beating sone, a plurality of guide members (15) are mounted on the inner surface and each have a surface inclined toward the beating zones in the direction of revolution of the beating chains. The beating chains are mounted on the shaft such that they are each positioned in correspondece to the mid position between adjacent ones of them in the next stage.

Abstract: An (S)-1-phenyl-2-substituted propane derivative shown by the following formula (I) ##STR1## wherein R.sup.1 and R.sup.2 represent a lower alkyl group, etc., or R.sup.1 and R.sup.2 may form together an alkylene group, etc.; R.sup.3, R.sup.4 and R.sup.5 represent a hydrogen atom, etc.; and X represents a hydroxyl group which may be protected with a protective group, or a halogen atom etc., can readily be produced (i) by permitting a microorganism belonging to the genus Torulaspora, the genus Candida, the genus Pichia or the like to act on a phenylacetone derivative and asymmetrically reducing the compound, or (ii) by sterically inverting an (R)-enantiomer. (R,R)-1-phenyl-2-?(2-phenyl-1-methylethyl)amino!ethanol derivative having a high optical purity can easily be obtained from the compound of the formula (I). The ethanol derivative is useful as an anti-obesity agent and the like.

Abstract: A process for collecting waste plastics as separated comprises the steps of presorting out waste plastics from separated municipal refuse, crushing the waste plastics, reducing the volume of expanded polystyrene included in the waste plastics by heating the waste plastics at a predetermined temperature, finely dividing the waste plastics, washing the waste plastics to remove salt, etc. therefrom, separating the finely divided waste plastics in a liquid utilizing the difference between the plastics in specific gravity and collecting the separated fractions, and drying the useful one of the separated fractions.

Abstract: An apparatus for continuously inspecting the attached states of successive bottom stop boxes attached to separable slide fasteners, which has a pair of tape grip members movable forwardly and backwardly along a travelling path of a fastener tape to which the individual bottom stop box is attached. The tape grip members are situtated upwardly and downwardly of the fastener tape travelling path in confronting relationship, each of which being pivotally movable about the horizontal axis extending through its central portion. The tape grip members have their upstream ends urged toward each other, and an air cylinder for forcedly turning their downstream ends toward and away from each other.

Abstract: An (R)-2-amino-1-phenylethanol derivative shown by the general formula (IIa) ##STR1## wherein R.sup.1 and R.sup.5 represent a hydrogen atom, etc.; R.sup.2, R.sup.3 and R.sup.4 independently represent a halogen atom, etc., or a salt thereof, can readily be produced (1) by permitting a microorganism to act on a mixture of corresponding (R)-form and (S)-form to asymmetrically utilize, or (2) by permitting a microorganism to act on a corresponding aminoketone derivative to asymmetrically reduce. An (R,R)-1-phenyl-2-[(2-phenyl-1-alkylethyl) amino]ethanol derivative having a high optical purity can easily be obtained from the compound of the formula (IIa) or a salt thereof. Said derivative is useful as an intermediate for producing an anti-obesity agent.

Abstract: An osteoinduction substance is extracted from animal bones and essentially comprises Mg, Si, Ca, and Na. The osteoinduction substance is manufactured by subjecting the animal bone to acid dipping, liming, neutralization, thermal extraction, condensation, and dehydration to obtain gelatin. The gelatin is then subjected to deproteinization under a nonheat or a low-temperature condition to extract the osteoinduction substance. The osteoinduction substance is mixed with at least one of hydroxyapatite powder and chitosan to form a bone filling material. When the osteoinduction substance is mixed with chitosan sol, a bone filling material of a sheet type is obtained.

Abstract: A dental care material comprising a titanium sintered body has no harmful effects on the human body and easily produces products with complicated shapes having a high level of strength. A mixture of titanium powder and an organic binder is injection molded and subjected to binder removal and sintering processes to form a bracket for orthodontic or dental implant materials. Pure titanium powder, with an average granule diameter of no more than 40 .mu.m, a carbon content by weight of no more than 0.3%, and an oxygen content by weight of no more than 0.6%, preferably is used to produce a titanium sintered body of combined carbon and oxygen content by weight of no more than 1.0%. Colored layers can be formed on the surface of the titanium sintered body using various methods as needed.

Abstract: The present invention provides a method for determining the presence of a class of an antibody in a biological sample. In this method, a first reagent including insoluble particles having an antigen to the antibody immobilized on the surface thereof, and a second reagent including insoluble magnetic particles having immobilized on the surface thereof a substance particularly reactive to a specific immunoglobulin class, is reacted with the sample under conditions to promote agglutination of the first and second reagents with the antibody. The unreacted second reagent and the agglutinate are separated from the unreacted first reagent by application of a magnetic field. Then the amount of unreacted first reagent is determined.

Abstract: An image forming device suitable for use in a laser beam printer includes an image forming unit for forming an image on a photoconductor, and a reproduction unit for reproducing a high density image and a halftone image on the photoconductor. A detector then detects the density of the high density image and the halftone image formed on the photoconductor. A controller controls an image forming condition of the image forming unit based on a detection result by the detector.