B29C63/00

High-pressure tank producing apparatus

A high-pressure tank producing apparatus capable of reducing time for increasing temperature of a tank body. The apparatus that heats the tank body with fibers impregnated with a thermosetting resin wound around its surface includes a heating chamber for housing the tank body and a retaining mechanism for retaining the tank body within the heating chamber, in which the heating chamber has an injection port for injecting heated gas onto the surface of the tank body and an exhaust port for discharging the gas to the outside of the heating chamber, the exhaust port being disposed in a position where the injection port is projected in a gas injecting direction, and the retaining mechanism retains the tank body in a region where the injection and exhaust ports overlap with each other as viewed from the gas injecting direction and in a position between the injection and exhaust ports.

3D PRINTED OBJECT COVERED WITH A HEAT SHRINK
20230118231 · 2023-04-20 ·

The invention provides a 3D printed object (210) and a method of manufacturing such an object (210) by means of fused de-position modelling. The method successively comprises the steps of (i) 3D printing a printable material (120) to create a layer stack (230) of printed material (210), wherein the layer stack (210) bounds a space (240), wherein the layer stack (210) has an inner stack surface (231) and an outer stack surface (232), the inner stack surface (231) facing towards the space (240) and the outer stack surface (232) facing away from the space (240), (ii) providing a heat shrink (250) onto the layer stack (230), wherein the heat shrink (250) has an inner heat shrink surface (251) and an outer heat shrink surface (252), the inner heat shrink surface (251) facing towards the outer stack surface (232) and the outer heat shrink surface (252) facing away from the outer stack surface (232), and (iii) applying heat to shrink (250) the heat shrink so that the inner heat shrink surface (251) is in physical contact with the outer stack surface (232) and the heat shrink (250) is conformal to the layer stack (230). The layer stack (230) is light transmissive, and the heat shrink (250) is arranged to provide an optical effect chosen from the group consisting of refraction, diffraction, reflection, diffusion and conversion. The 3D printed object (210) may be used as a component of a lighting device (600), such as a lampshade.

Solvent application in bottle wash using amidine based formulas
11629312 · 2023-04-18 · ·

According to the invention, the compositions and methods provide for the complete removal of labels, synthetic glues and/or adhesives from a plurality of surfaces through the use of an aqueous or non-aqueous basic organic solvent and/or an amidine, optionally in combination with surfactants, chelants, acidulants and/or additional bottle wash additives. Beneficially, the compositions and methods are suitable for use at lower temperatures and pH conditions, along with under caustic-free and/or reduced caustic conditions to effectively remove such labels, synthetic glues and/or adhesives from a surface within less than about 30 minutes.

Method of installing liner assembly for pipeline repair or reinforcement, and liner assembly and steam generator for same

A method of installing a liner assembly for pipeline repair or reinforcement includes: pulling a prepared liner assembly into position in the pipeline, the liner assembly including a tubular liner wetted with a curable compound; introducing fluid into the inflatable bladder to bring the tubular liner into firm contact with an interior surface of the pipeline; flowing the fluid continuously through the bladder and discharging the fluid into the pipeline, while maintaining the liner assembly in an inflated condition; measuring a flow rate and a temperature of the fluid entering the bladder; calculating a time period sufficient for the tubular liner to cure based on: an amount of heat required for curing, based on dimensional information of the liner, and the measured flow rate and temperature of the fluid; and maintaining the liner assembly in an inflated condition for the time period sufficient for the tubular liner to cure.

Film peeling device and method of peeling film
11660805 · 2023-05-30 · ·

A film peeling device includes a chamber, a lower stage disposed on a first wall of the chamber, first to fourth grippers capable of peeling first to fourth sides of a film by gripping the first to fourth sides of the film attached to an object disposed on the lower stage and an upper stage disposed on a second wall of the chamber facing the first wall of the chamber and capable of extending in a first direction in which the object is disposed.

TILE MANUFACTURING PROCESS
20230113782 · 2023-04-13 ·

The invention provides a process of producing an interconnecting multi-layered LVT tile for a modular flooring system, the process comprising the steps of: a) forming abase substrate of plastics material with at least one locating guide by injection moulding; b) coating the back of an LVT surface layer with adhesive; c) aligning the LVT surface layer to a top surface of the base substrate such that the LVT surface layer abuts the or each locating guide of the base substrate; d) press rolling the base substrate and LVT surface layer together to form an oversized blank; and e) punching out an interlock shape from the oversized blank using a punch and die tool.

Catheter

In some examples, a catheter comprises an inner liner, an outer jacket, and a structural support member positioned between at least a portion of the inner liner and the outer jacket. The inner liner, the outer jacket, and the structural support member define a catheter body that comprises a proximal portion having a first outer diameter, a distal portion having a second outer diameter less than the first outer diameter, the distal portion including a distal end of the catheter body, and a medial portion positioned between the proximal portion and the distal portion, the medial portion tapering from the first outer diameter to the second outer diameter.

Catheter

In some examples, a catheter comprises an inner liner, an outer jacket, and a structural support member positioned between at least a portion of the inner liner and the outer jacket. The inner liner, the outer jacket, and the structural support member define a catheter body that comprises a proximal portion having a first outer diameter, a distal portion having a second outer diameter less than the first outer diameter, the distal portion including a distal end of the catheter body, and a medial portion positioned between the proximal portion and the distal portion, the medial portion tapering from the first outer diameter to the second outer diameter.

Machine and method for laminating two faces of a part
11623386 · 2023-04-11 · ·

The subject of the invention relates to a laminating method consisting: in disposing in series on the horizontal path of a first face of the part, several first application units (Ua1, Ua2, . . . ) and in series on the horizontal path of the second face of the part, several second application units (Ub1, Ub2, . . . ) each positioned facing a first application unit located on the first face; in placing the first application units (Ua1, Ua2, . . . ) and the second application units (Ub1, Ub2, . . . ) in different vertical positions such that the combined application with overlapping of the protective films on each of the faces of the part corresponds to the height to be covered by the films; in applying, using the first application units and the second application units, the protective films respectively to the first face and to the second face of the part, starting from the front border of the surface to be covered; and in successively cutting out as a function of the horizontal path of the part the protective films at the level of the rear border of the surface.

METHOD OF LAMINATING A FUNCTIONAL FILM ONTO AN OPTICAL ARTICLE AND OPTICAL ARTICLE
20230106436 · 2023-04-06 ·

This method of laminating a functional film onto an optical article includes: thermoforming the functional film so as to provide the functional film with a predetermined target curvature based on a curvature of a face of the optical article on which the functional film is to be applied; applying the functional film onto that face of the optical article; pressing the functional film against that face of the optical article so as to adhere the functional film to that face of the optical article. This method further includes heating the functional film at at least one predetermined temperature after the applying, so that the functional film conforms to the curvature of that face of the optical article.