B29C65/1654

ELECTRONICALLY COMMUTATED DIRECT CURRENT MOTOR WITH INDIVIDUAL TERMINALS AND PLASTIC PARTS
20170302121 · 2017-10-19 · ·

An electronically commutated direct current motor with a housing, a housing cover, a bearing shield, a rotor and a stator, wherein the rotor includes a shaft and a permanent magnet and the stator consists of single terminals, which are provided with terminal insulation. The direct current motor ensures a space-saving construction connection of motor components or components with the housing of the electronic commutated direct current motor, conforming to its class, wherein additional connections or sealing elements are not required, wherein a firm and sealed connection can be manufactured upon demand and an easy integration of other functions and interfaces is possible.

Laminate, shoe sole, and shoe

A laminate of the present invention includes a first member which contains a thermoplastic polymer and through which laser light is transmitted and a second member which contains a thermoplastic polymer and absorbs laser light, wherein the first member is directly bonded to the second member, and A represented by the formula 1: A=−9×D+Wa−45 is more than zero. D represents a distance between a Hansen solubility parameter of the thermoplastic polymer of the first member and a Hansen solubility parameter of the thermoplastic polymer of the second member, and Wa represents work of adhesion calculated from each surface free energy of the first member and the second member. Such a first member and a second member are firmly bonded to each other without using a bonding sheet.

Method and device for joining transfer or laminating film webs
09782927 · 2017-10-10 · ·

A description is given of a method for joining a first and a second film web (2, 2′) of a transfer film or laminating film, wherein the film webs (2, 2′) comprise a thermoplastic carrier film (21) and a decorative layer (23). Formed between the first and second film webs (2, 2′) is a common joining portion (3), in which the first and second film webs (2, 2′) are joined to each other by a welding process. A device for carrying out the method is also described.

Laser welding of transparent and opaque materials
09787345 · 2017-10-10 · ·

Welding of transparent material in electronic devices. An electronic device may include an enclosure having at least one aperture formed through a portion of the enclosure. The electronic device may also include a component positioned within the aperture formed through the portion of the enclosure. The component may be laser welded to the aperture formed through the enclosure. Additionally, the component may include transparent material. A method for securing a component within an electronic device may include providing an electronic device enclosure including at least one aperture, and positioning a component within the aperture formed through the enclosure. The component positioned within the aperture may include a transparent material. The method may also include welding the component to the electronic device enclosure.

THERMOPLASTIC RESIN COMPOSITION FOR LASER WELDING, MOLDED ARTICLE MADE OF SAME, AND COMPOSITE MOLDED ARTICLE
20220049086 · 2022-02-17 · ·

Provided is a thermoplastic resin composition suitable for laser welding which has a laser transparency, a good laser weldability, mechanical properties, a high hydrolysis resistance, a laser-welded composite molded article such as a composite article obtained by laser-welding molded resin parts, and a method of laser welding such molded resin articles. The thermoplastic resin composition contains (A) polybutylene terephthalate, (B) polycarbonate, (C) reinforcing fiber, (D) epoxy compound, (E) carbodiimide compound, and (F) phosphorus-based stabilizer.

Method and apparatus for manufacturing welded resin article

A method and apparatus for manufacturing a welded resin article which includes (a) bringing first and second resin members to come into contact with each other; (b) applying laser light to the first and second resin members while moving the laser light relative to the first and second resin members; (c1) obtaining a value corresponding to the intensity of infrared light from a plurality of locations on a surface; (d) successively calculating, as a section average, the average of a predetermined number of successive values, among those obtained from the plurality of locations corresponding to the intensity of the infrared light; (e) a step of successively calculating a deviation judgment value; and (f) a step of successively judging whether or not the deviation judgment value falls within a predetermined judgment threshold range.

Method and apparatus for producing a plug-through connection of a plurality of cables or hoses through a plastic component
11426948 · 2022-08-30 · ·

The invention relates to a method and to an apparatus for producing a plug-through connection arrangement of a plurality of electrical cables (1a-1d) and/or fluid-conducting hoses, having a sheathing (2) consisting of a plastic, which extend, arranged adjacently spaced apart from each other, through associated openings (3a-3d) of a plastic component (4), comprising the following steps: providing (A) the plastic part (4) with the pre-produced plurality of openings (3a-3d), installing (B) the electrical cables (1a-1d) and/or fluid-conducting hoses through the associated openings (3a-3d), such that the outer wall of the sheathing (2), which consists of plastic, comes into contact with the inner wall of the respective openings (3a-3d) of the plastic component (4), thermal welding (C) of the electrical cables (1a-1d) and/or fluid-conducting hoses to the plastic component (4) in the region of the respective opening (3a-3d), in order to produce an integrally sealing component bond, wherein at least two laser beam units (5a, 5b), positioned opposite each other, are aligned to an associated initial connection point, after which the oppositely positioned laser beam units (5a, 5b) are activated and caused to undergo a linear relative movement crosswise to the orientation of the openings (3a-3d), in order to create the integral bond by surface melting of the sheathing (2) together with the plastic component (4).

Method for welding synthetic resin member

A protrusion on a first member made of synthetic resin wherein a laser beam is applied to a side surface of the protrusion in a state in which a top surface of the protrusion of the first member is abutted against a second member made of synthetic resin, so as to melt at least the entire top surface of the protrusion and melt a portion of the second member in contact with the protrusion by heat of the melted top surface of the protrusion, followed by solidification of the melted portions, whereby the first member and the second member are welded together.

Edge trim for pieces of furniture

An edge trim for pieces of furniture, including a meltable layer, is described. The molecular structure of the meltable layer contains both polar and non-polar parts. By way of a non-limiting example, an edge trim for pieces of furniture having an exposed edge of wooden or wood substitute material is described, comprising a molten layer and a structural layer, wherein the structural layer and the molten layer are connected in an adhesive bond, wherein the molten layer is made of a material that is chemically modified such that polar and non-polar components are found in a single molecular structure, wherein the molten layer contains energy absorbing additives, wherein the energy absorbing additives of the molten layer are selected from the group consisting of metal oxides, metal phosphates, metal salts of organic anions and combinations thereof.

Resin joined body and method for manufacturing same

A method for producing a resin joined body in which a specific region L1 of a welding portion of a second resin member (21) is provided to form a low-laser-light-transmissible portion, and the low-laser-light-transmissible portion has a laser light transmissibility lower than that of a region of the welding portion other than the specific region L1. Welding is carried out so that a portion between points S2 and F2, serving as a weld overlap portion (112), is present in the specific region L1 forming the low-laser-light-transmissible portion. Also disclosed is a resin joined body.