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| Number | Title | Issue Date |
| 4408694 | Reinforced plastic home canning ring A dimensionally stable plastic canning ring for securing vacuum sealing lids to food containers during processing, is fabricated of thermoplastic material reinforced with fibers. The fibers are circumferentially aligned in the plastic media whereby the ca... | 10/11/1983 |
| 4399808 | Drainable solar collector unit The disclosure relates to an improved venting arrangement for a solar energy collecting device of the type wherein a double walled tubular-type structure is employed with the outer wall of the inner tube carrying a solar absorbent coating and the interior... | 08/23/1983 |
| 4386712 | Safety closure with liner A safety closure comprises a cap having a pair of locking lugs which engage complimentarily disposed camming surfaces on the associated container and a plug or valve style liner disposed within the cap. The liner includes a generally planar disk having a ... | 06/07/1983 |
| 4385233 | Fused glass detector There is disclosed herein apparatus which views a glass container from above while the container is rotated about its vertical axis. A source of light, preferably a laser, has its beam swept diametrically back and forth across the bottom of the container ... | 05/24/1983 |
| 4383619 | Convertible child-resistant closure assembly A two member child-resistant closure assembly including an outer shell and an inner resilient closure retained therein. In the child-resistant mode, the resilient inner closure spring biases the outer shell into locking engagement with lugs formed on a co... | 05/17/1983 |
| 4379525 | Process for recycling plastic container scrap A batch process for recycling plastic container scrap is disclosed comprising the steps of reducing a container bearing an externally disposed label to granules, agitating the granules in hot water to remove the label material portion from the plastic por... | 04/12/1983 |
| 4378495 | Method and apparatus for setup of inspection devices for glass bottles An apparatus for displaying an output of an inspection device for objects such as glass bottles and the like is connected to a source of data signals each proportional in magnitude to the amount of light received from an associated point on the object bei... | 03/29/1983 |
| 4378494 | Apparatus and method for detecting defects in glass bottles using event proximity An apparatus and a method for identifying defects in objects, such as glass bottles, utilizing data signals generated from a photodiode camera and light source. Event signals are generated when the magnitudes of adjacent data signals differ by an amount w... | 03/29/1983 |
| 4378493 | Glass container sidewall defect detection system with a diffused and controlled light source Apparatus for inspecting glass containers in which an indexing starwheel moves a plurality of containers in series through a plurality of positions or stations where the containers are physically and optically examined. One station, or position, is described i... | 03/29/1983 |
| 4375859 | Child-resistant package A child-resistant package comprising a container and a snap-on closure. The container has a neck finish including a first upper annular retaining bead and a second lower annular retaining bead spaced axially beneath the first annular bead. The first retai... | 03/08/1983 |
| 4374659 | Multiple gob shearing apparatus The apparatus disclosed for severing gobs issuing its stream from a glass feeder. The shearing mechanism takes the form of two sets, or pairs, of shear blades mounted from diametrically opposed positions relative to the bowl of the feeder. A single cam dr... | 02/22/1983 |
| 4369052 | Forming supervisory control means for glassware forming machines A control system for individual section glassware forming machines is disclosed which includes a first storage means for storing a control program defining a series of predetermined forming steps and job history and other data from the individual sections... | 01/18/1983 |
| 4353726 | Method and apparatus for preheating pulverous materials prior to their introduction into a melting furnace The present invention relates to method and apparatus for preheating pulverous materials, such as glass batch constituents, prior to their introduction into a melting furnace to increase the efficiency and output of the melting installation. The pulverous... | 10/12/1982 |
| 4342803 | Heat-resistant vacuum pad and method of making same This invention relates to a laminated vacuum pad, and method of making same, comprising a heat-resistant woven fabric substrate having a continuous heat and wear-resistant continuous coating thereon for handling hot glass articles, and the like, without m... | 08/03/1982 |
| 4341820 | Composition of matter There is disclosed a fugitive vehicle system comprising at least two organic components, at least one component being a solid polymeric material capable of pyrolyzing in a non-oxygen containing environment and at least one other component being a solvent ... | 07/27/1982 |
| 4339551 | Thermoplastic resin foam sheet having improved heat shrink capability and the method for its production This invention relates to a thermoplastic, foam composition having enhanced heat-shrink capability by the physical intermixing therein of a minor amount of a second polymeric material having superior infrared absorbing properties. The intermixed compositi... | 07/13/1982 |
| 4339409 | Method of forming blown polyethylene terephthalate containers A method is disclosed for blow molding poly(ethylene terephthalate) preforms, such as injection molded parison, to achieve exterior surface embossed designs on blown containers without using profiled blow mold cavity walls. In the method, a raised profile... | 07/13/1982 |
| 4337183 | Polyurethane and polyethylene resin-containing printing ink having improved physical and mechanical properties The present invention relates to an aqueous printing ink composition and method for improving printing using such aqueous based printing inks. The composition is comprised of a physical mixture of polyurethane resin, polyethylene resin and water as the ve... | 06/29/1982 |
| 4333570 | Merchandising package for containers Disclosed is a multiple container merchandising package comprising a group of similarly shaped containers held together in side-by-side fashion by a plastic overwrap comprising an opaque, uniaxially oriented, laminated, composite sleeve of thermoplastic f... | 06/08/1982 |
| 4330315 | Method and apparatus for preheating pulverous materials prior to their introduction into a melting furnace The present invention relates to method and apparatus for improving the preheating of pulverous materials, their introduction into melting furnaces, and their melting therein, with application to the recycling of some of the vitrifiable starting materials... | 05/18/1982 |
| 4329535 | Solar cells and collector structures Disclosed is a composite collector and concentrator structure comprising a laminate having a self-supporting layer of solid light transmitting material of extended area in one plane in optical and physical contact with a relatively thin layer of host mate... | 05/11/1982 |
| 4325762 | Method and apparatus for applying plastic sleeves to containers The present invention relates to method and apparatus for applying a tubular plastic sleeve or label to a rigid base article or container, such as a glass or plastic bottle. The sleeve may be formed immediately prior to its application and be comprised of... | 04/20/1982 |
| 4316930 | Heat-resistant composite material for hot glass handling and method of making same using a phenyl polysiloxane coating This invention relates to a composite material, and method of making same, comprising a heat-resistant woven fabric substrate having a continuous heat and wear-resistant continuous coating thereon for handling hot glass articles, and the like, without mar... | 02/23/1982 |
| 4312697 | Brush assembly holding sleeves positioned on a container There is disclosed a brush assembly that is shaped to an elongated longitudinal contour corresponding with the path for articles carried by a conveyor between an assembly station, whereat sleeves of heat shrinkable thermoplastic are telescopically placed ... | 01/26/1982 |
| 4310342 | Method and apparatus for preheating pulverous materials at reduced pressure prior to their introduction into a melting furnace The present invention relates to method and apparatus for preheating pulverous materials, such as glass batch constituents, prior to their introduction into a melting furnace to increase the efficiency and output of the melting installation. The pulverous... | 01/12/1982 |
| 4305747 | Multiple gob glass feeder system and method of operation A molten glass feeder system and method of controlling the flow of glass through the feeder to deliver a plurality of uniform, molten glass gobs. The feeder has a heavy-walled bowl structure and a heavy-walled bottom transitional member mounted within the... | 12/15/1981 |
| 4303434 | Method and apparatus for preheating pulverous materials prior to their introduction into a melting furnace The present invention relates to method and apparatus for preheating pulverous materials, such as glass batch constituents, prior to their introduction into a melting furnace to increase the efficiency and output of the melting installation. The pulverous... | 12/01/1981 |
| 4302275 | Apparatus for forming tubular plastic sleeves for application to bottles The present invention relates to improved apparatus for forming a tubular plastic sleeve immediately prior to its application to a rigid base article, such as a glass or plastic bottle. A rectangular blank of plastic material is wrapped around a cylindric... | 11/24/1981 |
| 4298373 | Apparatus for cushioning the motion of reciprocating members The take-out mechanism on a glass container forming machine is operated by the vertical reciprocation of a fluid motor. The movement of the tongs into position to grasp a new container is controlled so that the tong arm which is swinging through an arc of... | 11/03/1981 |
| 4290517 | Method and apparatus for reducing loader bar impact Apparatus for modifying a drive system for a lehr loader in which a rotating cam functions to raise and lower a pusher bar for moving ware from a cross-conveyor onto a lehr belt, with a crank arm being connected to the rotating cam and the pusher bar to e... | 09/22/1981 |
| 4285718 | Method of operating tubular heat exchanger for preheating pulverous glass batch The present invention relates to a method for preheating of pulverous materials in a tube heat exchanger prior to their introduction into a melting furnace, with particular application to the delivery by gravity of the vitrifiable starting materials throu... | 08/25/1981 |
| 4285717 | Method of initiating operation of tubular heat exchanger for preheating pulverous glass batch The present invention relates to a method for initiating the preheating of pulverous materials in a tubular heat exchanger prior to their introduction into a melting furnace, with particular application to the recycling of all of the vitrifiable starting ... | 08/25/1981 |
| 4281040 | Abrasion resistant coating for foamed plastic substrates A protective coating composition is applied to the decorated and/or printed surface of a foamed plastic substrate to provide abrasion resistance, high gloss, and lubricity. Preferably, the composition is comprised of a water-based mixture of polyurethane ... | 07/28/1981 |
| 4278173 | Combined plug and air warp neck finish gauge There is described a plug and air warp gauge which takes the form of an elongated vertically, reciprocated gauging head that is mechanically driven under the influence of a rotating cam. Coaxially within an annular head is positioned a plug which has a di... | 07/14/1981 |
| 4274859 | Plunger operating mechanism for a glass forming machine In the operation of a pressing plunger for forming a parison from a gob of molten glass, it is important that the plunger be moved into the gob which is retained in the parison mold, with a fairly rapid motion and also be capable of being withdrawn from t... | 06/23/1981 |
| 4272587 | Glass article having abrasion resistant and label receptive coating and method of producing same Glass surfaces are provided with abrasion-resistant and label receptive characteristics by forming a first layer of an oxide of tin or titanium thereon and then overcoating the first layer with a physical mixture of emulsified organic polymers including a... | 06/09/1981 |
| 4271212 | Method of coating hot glass contacting surfaces An improved method is provided for forming surfaces for handling hot glass charges and newly-formed glass articles without detrimental marring or marking of the same. The method comprises priming a relatively-smooth metallic substrate with a silicone resi... | 06/02/1981 |
| 4270863 | Method and apparatus for inspecting objects for defects Labelled bottles are inspected by illuminating the labelled surface and generating brightness or intensity level signals for a plurality of points on the surface with a photo-sensitive diode array. Each intensity level signal is compared with a stored max... | 06/02/1981 |
| 4268975 | Apparatus for pre-heating thermoplastic parisons This invention relates to an apparatus for effecting the uniform pre-heating of thermoplastic parisons of the type that are introduced into a blow molding machine for fabrication into a blow molded article. The invention provides a hopper which is intermi... | 05/26/1981 |
| 4266123 | Automatic scanner Disclosed is a scanner system which includes a light source and a photodetector. Circuitry is included for automatically adjusting the intensity of the light source so as to prevent saturation of the photodetector. Whenever the current through the photode... | 05/05/1981 |
