B29C2035/1658

Light guide film product processing apparatus

The light guide film product processing apparatus provided in the present invention relates to the field of light guide film processing, and includes an unwinding device for transmitting a first light guide film, a dot processing device, a cooling device, a cutting device, a waste collecting device, and a product collecting device that are sequentially installed along the transmission direction of the first light guide film, and a linkage controller; the dot processing device transfers dots on both sides of the first light guide film, the cooling device cools the first light guide film after dot processing, the cutting device cuts the cooled first light guide film, the waste collecting device is configured to wind a second light guide film, and the second light guide film is a remaining material after the first light guide film is cut into a light guide film product; and the included angle formed between the winding and transmission direction of the second light guide film and the transmission direction of the first light guide film is defined as α, where α>0. The linkage controller controls the starting and stopping of the dot processing device, the cooling device, and the cutting device by means of a program to implement the integrated production process of one-step forming of dots on both sides of a light guide film, light guide film product cutting, and remaining material recovery.

Tamper resistant dosage forms

The present invention relates to pharmaceutical dosage forms, for example to a tamper resistant dosage form including an opioid analgesic, and processes of manufacture, uses, and methods of treatment thereof.

ADHESIVE APPLICATION DEVICE AND METHOD OF APPLYING ADHESIVE

An adhesive application device includes a coater and an air conditioning device. The coater includes a roll and a roll temperature control device. The roll has an elongated shape having an axis and outer surface and is rotatable around the axis. The roll holds thermosetting adhesive on the outer surface and applies the thermosetting adhesive to an application surface of a sheet member with the first roll being rotated and contacted with the sheet member. The roll temperature control device is disposed adjacent to the roll and configured to lower temperature of the outer surface of the roll to control viscosity of the thermosetting adhesive held by the roll to be appropriate application viscosity that is appropriate for application to the sheet member. The air conditioning device is configured to adjust temperature and humidity of air in a space near the coater.

Rapid heat cycle molding

A method for rapid heat cycle compression molding comprises placing an assemblage of feed constituents in a mold, placing the mold between two hot platens of a hot press, heating the mold by pressing the two hot platens against the mold, placing the mold between two cold platens of a cold press, cooling the mold by pressing the two cold platens against the mold, and ejecting the part from the mold.

Nested elliptic reflector for curing optical fibers
11548190 · 2023-01-10 · ·

Methods and systems are provided for ultra-violet curing, and in particular, for ultra-violet curing of optical fiber surface coatings. In one example, a curing device includes a first elliptic cylindrical reflector, with a second elliptic cylindrical reflector housed within the first elliptic cylindrical reflector. The first elliptic cylindrical reflector and second elliptic cylindrical reflector have a co-located focus, and a workpiece to be cured by the curing device may be arranged at the co-located focus.

METHOD AND SYSTEM FOR ADDITIVE MANUFACTURING USING CLOSED-LOOP TEMPERATURE CONTROL
20220324178 · 2022-10-13 · ·

A system for additive manufacturing comprises a dispensing head for dispensing building materials on a working surface, a hardening system for hardening the building materials, a cooling system for evacuating heat away from the building materials, and a computerized controller. A thermal sensing system is mounted above the working surface in a manner that allows relative motion between the sensing system and the working surface, and is configured to generate sensing signals responsively to thermal energy sensed thereby. The controller controls the dispensing head to dispense the building materials in layers, the sensing system to generate the sensing signals only when the sensing system is above the building materials once hardened, and the heat evacuation rate of the cooling system responsively to the sensing signals.

Method for hot-forming a thermoplastic material and implementation facility

A method for shaping a preform made from thermoplastic material, and a facility for implementing the method, comprising the following steps: a) providing a preform made from thermoplastic material having a surface; b) supplying thermal energy to the preform by radiation in such a way as to make it ductile; and c) shaping the ductile preform inside a forming mould. Step b) further involves simultaneously spraying a gaseous fluid onto the surface of the preform in order to preserve the surface.

SYSTEM AND METHOD FOR MANUFACTURING PANELS FOR USE IN WIND TURBINE ROTOR BLADE COMPONENTS

A system for manufacturing a panel includes a support frame, a first caul plate arranged atop the support frame, a second caul plate arranged atop the first caul plate, and a heating assembly having a housing defining an inlet and an outlet. The housing includes one or more heaters. The heater(s) is configured to generate heat and the housing is configured to generate a first pressurized gas film. Thus, one or more layers of material to be consolidated may be placed between the first and second caul plates and drawn through the heating assembly as the heating assembly applies pressure to the one or more layers of material to be consolidated via the first pressurized gas film in combination with applying the heat via the one or more heaters, thereby consolidating the panel.

METHOD FOR MANUFACTURING A PART MADE OF COMPOSITE MATERIAL USING A THIN-WALLED MOLD
20220258439 · 2022-08-18 · ·

A thin-walled mold and a method for manufacturing a part made of composite material, the material including reinforcing fibers and a polymer matrix, the method including the following consecutive steps: installing, in a matrix mounted on a press, a closed thin-walled mold in which reinforcing fibers have been arranged; closing the press; injecting a polymer or a reactive composition including at least one prepolymer, at least one monomer or a mixture thereof, in the molten state, into the closed thin-walled mold; keeping the press closed during all or part of the polymerisation of the polymer matrix when a reactive composition is used; opening the press and removing the thin-walled mold from the press, while maintaining a residual pressure of between 0.7 and 10 bar, preferably between 0.7 and 5 bar, inside the mold; and cooling the mold under said residual pressure.

Method and system for additive manufacturing using closed-loop temperature control

A system for additive manufacturing comprises a dispensing head for dispensing building materials on a working surface, a hardening system for hardening the building materials, a cooling system for evacuating heat away from the building materials, and a computerized controller. A thermal sensing system is mounted above the working surface in a manner that allows relative motion between the sensing system and the working surface, and is configured to generate sensing signals responsively to thermal energy sensed thereby. The controller controls the dispensing head to dispense the building materials in layers, the sensing system to generate the sensing signals only when the sensing system is above the building materials once hardened, and the heat evacuation rate of the cooling system responsively to the sensing signals.