B29C51/421

METHODS OF MAKING GLASS-FILLED POLYPROPYLENE ARTICLES

A method of making an article includes: heating a plaque formed from a thermoplastic composition; and vacuum forming the heated plaque to form the article. The thermoplastic composition includes a polypropylene polymer component and a fiber reinforcement component. The heating is implemented using one or more heaters having a maximum temperature output of between 1500-3000 C. and maximum intensity between 0.80 m and 2 m. The article may include a surgical tray having a bottom surface having side walls disposed around a periphery thereof and extending from the bottom surface.

MODULAR THERMOFORMING SYSTEM

A thermoforming system and related methods for manufacturing thermoplastic parts, such as interior panels for aircraft, may include a roll-to-roll operation and a forming press having at least one selectively rotatable tool. The rotatable tool, which may include a mold and/or a die, may be multifaceted, such that different faces of the tool have different mold arrangements for different forming characteristics.

Systems and methods for thermoforming dental aligners

A system includes a plurality of assemblies each configured to support a dental mold and a material, a heating system configured to heat the material, a forming system configured to form a chamber encompassing the dental mold and at least a portion of the heated material, and to cause the heated material to form over the dental mold, and a conveyor system configured to move the plurality of assemblies from a loading area to the heating system, from the heating system to the forming system, and from the forming system to an unloading area.

Hardtop Gazebo And A Process Used In The Making Thereof
20200181936 · 2020-06-11 ·

A hardtop gazebo and a process used in the making of the hardtop gazebo are disclosed herein. The hardtop gazebo includes a plurality of corner support members; a plurality of crossbeam members, at least some of the crossbeam members configured to be connected between a pair of the plurality of corner support members; a plurality of roof frame members, at least some of the roof frame members configured to be circumferentially spaced apart from one another so as to form a supporting structure for a roof of the hardtop gazebo; and a plurality of connecting members. The process used in the making of the hardtop gazebo includes applying a heat transfer paper with a particular print pattern to primed outer surfaces of one or more components of the hardtop gazebo.

WARPAGE REDUCTION DEVICE AND WARPAGE REDUCTION METHOD

A warpage reduction device the present disclosure includes a jig having a warped shape capable of distributing stress of a workpiece, a light source heating the workpiece so as to be flat, a pressurizer applying pressure to the heated workpiece to be pressed against the jig so as to be deformed, a cooler cooling the deformed workpiece, and a controller controlling operations of the light source, the pressurizer, and the cooler.

SYSTEMS AND METHODS FOR THERMOFORMING DENTAL ALIGNERS

A system includes a plurality of assemblies each configured to support a dental mold and a material, a heating system configured to heat the material, a forming system configured to form a chamber encompassing the dental mold and at least a portion of the heated material, and to cause the heated material to form over the dental mold, and a conveyor system configured to move the plurality of assemblies from a loading area to the heating system, from the heating system to the forming system, and from the forming system to an unloading area.

Molding process for insulation product

A molding process includes the operation of placing insulation material comprising fibers and binder on the fibers in a mold cavity. The molding process further includes the operation of transferring heat to the insulation material to cause the binder to cure.

BLOW MOLDING DEVICE CAPABLE OF CONTINUOUS PROCESSING

The present invention relates to a blow molding device including: a heating unit which is configured to heat a molding material; and molds between which the molding material is loaded and molded, in which the heating unit includes: an infrared lamp configured to emit infrared rays, a reflective mirror configured to concentrate the infrared rays emitted from the infrared lamp; and a light transmitting body configured to transmit the infrared rays concentrated by the reflective mirror to the molding material, and in which the molds mold the molding material by using gas pressures applied to surfaces of the molding material heated to a predetermined temperature by the infrared rays transmitted from the light transmitting body.

MANUFACTURING SYSTEM WITH THERMOFORMING FOR A CUSHIONING FOOTWEAR

A thermoforming system for forming a cushioning pod structure that includes a first and a second thermoforming station with each comprised of a film holder and a thermoforming mold holder. The system implements a thermal source that is moveable between the first thermoforming station and the second thermoforming station such that the film holders are between the thermal source and the respective thermoforming mold holder. The system also relies on intentional application of a vacuum source fluidly coupled to thermoforming stations and a movement mechanism configured to move the thermal source between the first thermoforming station and the second thermoforming station. Additional aspects contemplate the implementation of a positive pressure source to aid in the dislodgment of the formed portion, a cooling system to adjust mold temperatures, and/or a fan to efficiently thermoform the component.

Process and apparatus for producing packets
10589884 · 2020-03-17 · ·

Provided is a process for thermoforming a gas and liquid permeable layer (10) of thermoplastic material having an average thickness of less than 1.0 mm, the process comprising the steps of bringing the layer of thermoplastic material, at a temperature below that required for thermoforming, into contact with a mould (16) at a temperature above that of a thermoforming temperature of the thermoplastic material; pressing the mould into contact with the layer of thermoplastic material, the contact between mould and thermoplastic material causing heat to transfer from the mould to the thermoplastic material and raising the temperature of the thermoplastic material to a thermoformable temperature; such pressing thereby causing thermoforming of the thermoplastic material to conform to the shape of the mould.