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Class Information
Number: 425/588
Name: Plastic article or earthenware shaping or treating: apparatus > Female mold and charger to supply fluent stock under pressure thereto in fluid-tight relationship (e.g., injection mold, etc.) > Plural mold cavities
Description: Apparatus including more than one shaping cavity in the same or a plurality of shaping cavity structures.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5087190 |
Multi plunger molding machine for liquid silicone rubber |
Feb. 11, 1992 |
| 5085059 |
Machine for making stick ices, water ices, and the like |
Feb. 4, 1992 |
| 5078589 |
Multicavity injection molding apparatus having precision adjustment and shut off of injection flow to individual mold cavities |
Jan. 7, 1992 |
| 5075051 |
Molding process and apparatus for transferring plural molds to plural stations |
Dec. 24, 1991 |
| 5073328 |
Injection molding process |
Dec. 17, 1991 |
| 5071334 |
Multiple transfer molding die |
Dec. 10, 1991 |
| 5071339 |
Compression molding apparatus |
Dec. 10, 1991 |
| 5061164 |
Dowel-less mold chase for use in transfer molding |
Oct. 29, 1991 |
| 5056999 |
Apparatus for forming objects from a moldable material |
Oct. 15, 1991 |
| 5055250 |
Injection molding process |
Oct. 8, 1991 |
| 5052907 |
Resin sealing apparatus for use in manufacturing a resin-sealed semiconductor device |
Oct. 1, 1991 |
| 5053173 |
Process and apparatus for manufacturing plastic mouldings |
Oct. 1, 1991 |
| 5049343 |
Sequentially injected multi-component core-back injection molding |
Sep. 17, 1991 |
| 5043129 |
Hold-pressure control and clamping in stacked multi-parting molding system having desynchronized injection periods |
Aug. 27, 1991 |
| 5040963 |
Apparatus for coinjection molding of preforms for multi-layer containers |
Aug. 20, 1991 |
| 5037597 |
Unloading and assembly system and process for injection molding apparatus |
Aug. 6, 1991 |
| 5035594 |
Compression molding apparatus |
Jul. 30, 1991 |
| 5028225 |
Apparatus for molding articles to a web |
Jul. 2, 1991 |
| 5023039 |
Hold-pressure control in multi-parting injection molding system |
Jun. 11, 1991 |
| 5017127 |
Self aligning nozzle for injection molding |
May. 21, 1991 |
| 5013235 |
Stack injection molding melt transfer apparatus |
May. 7, 1991 |
| 5011646 |
Method and apparatus for injection molding using a movable sprue bar |
Apr. 30, 1991 |
| 5009587 |
Injection molding machine for making tubular workpieces from plastic material |
Apr. 23, 1991 |
| 5007822 |
Injection molding machine |
Apr. 16, 1991 |
| 5007821 |
Injection molding manifold having a pair of cooling bores on opposite sides of the melt passage |
Apr. 16, 1991 |
| 5008063 |
Method for press molding plastics articles, in particular thermoplastic, thermosetting and polyurethane polymeric articles |
Apr. 16, 1991 |
| 4983117 |
Anti-drool injection molding apparatus |
Jan. 8, 1991 |
| 4983110 |
Resin encapsulating apparatus for semiconductor devices |
Jan. 8, 1991 |
| 4981431 |
Injection molding system with flanged insulating gate seal |
Jan. 1, 1991 |
| 4981638 |
Method and apparatus for clamping an injection unit to a molding machine |
Jan. 1, 1991 |
| 4980111 |
Injection molding method and apparatus using a universal cold runner block |
Dec. 25, 1990 |
| 4976603 |
Pivoting workpiece removal device |
Dec. 11, 1990 |
| 4971548 |
Injection molding halves for disks |
Nov. 20, 1990 |
| 4969811 |
Apparatus for making plastic devices |
Nov. 13, 1990 |
| 4968243 |
Injection molding apparatus reducing counteractive deformation of desynchronously filled coaxially located molding cavities |
Nov. 6, 1990 |
| 4964795 |
Manifold assembly for plastic injection molding |
Oct. 23, 1990 |
| 4956143 |
Method and apparatus for the multi-unit production of thin-walled tubular products utilizing an injection molding technique |
Sep. 11, 1990 |
| 4950145 |
Apparatus for molding chocolate |
Aug. 21, 1990 |
| 4943407 |
Method of and apparatus for injection molding with pressurized fluid assist |
Jul. 24, 1990 |
| 4934921 |
Investment casting wax injection machine |
Jun. 19, 1990 |
| 4932858 |
Injection molding system having dual feed bushing seated in manifold |
Jun. 12, 1990 |
| 4933119 |
Molding apparatus and method |
Jun. 12, 1990 |
| 4931234 |
Coinjection of hollow articles and preforms |
Jun. 5, 1990 |
| 4917846 |
Method of manufacturing a plurality of rotational members |
Apr. 17, 1990 |
| 4915608 |
Device for resin sealing semiconductor devices |
Apr. 10, 1990 |
| 4915611 |
Apparatus for automatically packaging articles in orderly fashion received from a multi-cavity high volume injection molding machine |
Apr. 10, 1990 |
| 4913912 |
Plastic injection mold apparatus with multiple tip torpedo heater |
Apr. 3, 1990 |
| 4909725 |
Runner switch for an injection molding machine |
Mar. 20, 1990 |
| 4902219 |
Plastic injection molding system with multiple tip torpedo heater |
Feb. 20, 1990 |
| 4894197 |
Method for runnerless injection molding synthetic resin by intermittent cooling system and apparatus thereof |
Jan. 16, 1990 |
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