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| Number | Title | Issue Date |
| 3991883 | Method and apparatus for identifying a bottle Bottles transparent to a laser beam are molded with marks on a wall thereof. The marks serve to identify each bottle with its respective mold. The bottles are rotated and moved in a procession through an inspection area where a laser beam is directed thro... | 11/16/1976 |
| 3991882 | Method and apparatus for inspecting articles for openings An apparatus and method are disclosed for inspecting a series of can ends as they come off a forming press wherein the can ends are carried on a continuous belt which moves them through the forming press and then past a light source and a light detecting ... | 11/16/1976 |
| 3987301 | Light collection apparatus A light collection apparatus in a machine for detecting the presence of extraneous matter and/or cracks in translucent containers of the type in which a spot beam of light is projected through the container to generate an electrical inspection signal corr... | 10/19/1976 |
| 3980890 | Optical thickness detecting and comparing method and apparatus Method and apparatus for detecting differences in the wall thickness of a hollow object at various locations around its perimeter. Radiant electromagnetic waves are directed through one side of the object. The intensity of the waves is sensed at two adjac... | 09/14/1976 |
| 3974378 | Inspection system for reflective and transparent articles A means of optically recognizing the presence of substances on or within the walls of a transparent object or on the surface of a reflecting object by impinging a bar of light on the object and collecting the reflected or refracted rays of light by means ... | 08/10/1976 |
| 3966332 | Method and apparatus for inspecting liquids in transparent containers A method and apparatus for automatically inspecting liquid filled containers for particulate contaminants in relative size. The method comprising the steps of illuminating the liquid with a constant intensity light source, dissecting the image of the enti... | 06/29/1976 |
| 3963348 | Device for detecting strain and foreign matters in glass container by a non-storage type pickup tube A device for detecting a strain and foreign matters in a glass container is designed to amplify the electrical output obtained by bringing vertical scanning lines into intersection with the image of horizontally rotating strain polarized light. A polarize... | 06/15/1976 |
| 3963918 | Identification device for machine moulded products Apparatus for identifying which of a plurality of moulds moulded a particular container includes such moulded containers with coded combinations of lens members in their bottom, the lens members being illuminated to focus light to an optical system termin... | 06/15/1976 |
| 3957154 | Apparatus for rotating bottles An apparatus for rotating bottles includes a circular turntable for transferring bottles from an inlet passage to an outlet passage along a circular arc. The bottles are maintained in position on the turntable by two pairs of superposed ratchet wheels whi... | 05/18/1976 |
| 3955179 | Apparatus for automatic pattern recognition and registration of empty bottles An apparatus for automatic recognition and registration of bottles includes detectors positioned to detect a light pattern from bottles passing a sensing stage. The outputs of the sensors are detected and converted to unique output signals for application... | 05/04/1976 |
| 3942001 | Inspection of containers Apparatus for detecting the presence of extraneous matter and/or cracks in translucent containers and in particular translucent containers when the colour density and/or wall thickness of the translucent containers vary significantly from container to con... | 03/02/1976 |
| 3932042 | Container inspection apparatus and method of inspection Apparatus for and method of inspecting transparent containers of the type used for food and beverages for the presence of dirt, foreign objects and manufacturing defects, such as birdswings. The apparatus includes illuminating each container from differen... | 01/13/1976 |
| 3932763 | Detector for tubular transparent article A detector for tubular transparent articles employs a light beam directed across an opening in a housing, along a path offset from a diameter of that opening. When a tubular article is present in the opening, the light is glazingly deflected by a curved s... | 01/13/1976 |
