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7266993 |
Container leak detection apparatus and method
An apparatus and method for testing a container as to leakage and defects. The apparatus is especially useful for testing plastic bottles because it does not contact one or more of the bottle sides...
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6164122 |
System and method including multiple test chambers for automated testing for holes in prophylactic device
A plurality of test chambers or fixtures are operable for successively testing a plurality of condoms, respectively, in an automated manner. Each test chamber for testing a condom includes a...
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6050134 |
Leak detecting device for detecting a leak in a container
A leak detection system determines whether a container has a leak or an aperture by attempting to draw a vacuum in the container and determining whether a vacuum has been created in the container....
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4667506 |
High pressure container tester
A method and apparatus for pressure testing containers in peripheral cells in a rotating turret is disclosed in which high pressure air in tested containers is initially discharged into a low...
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4495797 |
Can end tester
An apparatus is disclosed for testing can ends for leakage. The apparatus includes a series of stations, including an entry station, one or more punishment stations, a testing station and an output...
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4440016 |
Method for high speed leak test for metallic cover with a pull tab
A method for high speed leak test for a metallic cover with a pull tab. When one wants to test whether a metallic cover with an opening-defining score line and a pull tab for breaking off a part of...
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4403501 |
Method and device for the electropneumatic testing of cigarette filters
A method and device for the electropneumatic testing of the air permeability of filter plugs for filter cigarettes. At one end of the filter plug there is applied a pneumatic pressure, the other...
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4218913 |
Apparatus for inspecting plastic containers
A carriage having dual spindles reciprocates with continuously moving plastic containers. The first spindle pressurizes a container to blow out any dents in the plastic container. The second...
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4170130 |
Hollow container fault detector
A leakage analyzer method and apparatus for detecting faults in hollow structures such as polypropylene tubing and the like. The apparatus includes a hollow elongated test chamber through which the...
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4120194 |
Method and apparatus for testing the wrappers of cigarettes, filter rod segments, and analogous rod-shaped articles
Pneumatic test signals are generated indicative of the extent to which seal imperfections are present in the wrappers of rod-shaped articles, and the pneumatic test signals are converted into...
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4081991 |
Apparatus for pressure testing frangible containers
Apparatus for pressure testing frangible containers includes a carriage quided for horizontal reciprocation while supporting and guiding a pressure conduit mounted for vertical reciprocation. A...
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RE28931 |
Method and apparatus for separating selected cigarettes or analogous rod-shaped articles from a series of rapidly moving equidistant articles
Cigarettes or like rod-shaped articles are conveyed sideways in equidistant flutes of a rotary drum at a speed of at least one thousand articles per minute and along an ejecting station having a...
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3954003 |
Apparatus for testing end closures
Improved apparatus for testing end closures for leakage, of the type which includes a test chamber formed by a vertically reciprocable upper chambered member and a fixed lower chambered member...
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3930400 |
Self-operating machine for dry test of hollow bodies of the heat exchanger type and the like
The machine comprises a rotary table supporting similar working stations. Each station supports a reference heat exchanger and a heat exchanger to be tested. The operations related to a...
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3875790 |
Method and apparatus for testing end closures
Improved method and apparatus for testing for leakage with a pressurized gas media, a container end closure having a displaceable member sealed to the end closure by a distensible sealant material,...
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3875789 |
Apparatus for testing end closures
An improved apparatus for testing container end closures for leakage, of the type utilizing a pressurized gas media and including a test chamber comprised of a vertically reciprocable upper...
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3874226 |
Bottle sorting apparatus
Bottles fed to a rotating carrier are sequentially tested for resistance to compressive stress, for resistance to internal gas pressure, and for leak proofness, and failing bottles or their broken...
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3852995 |
METHOD AND APPARATUS FOR DETECTING LEAKS IN CONTAINERS
A method of detecting for leakage from a container of organic molecules in the gaseous or vapor state, by positioning the container adjacent a pair of spaced electrodes, directing a stream of...
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3720310 |
APPARATUS FOR SEPARATING SELECTED CIGARETTES OR ANALOGOUS ROD-SHAPED ARTICLES FROM A SERIES OF RAPIDLY MOVING EQUIDISTANT ARTICLES
Cigarettes or like rod-shaped articles are conveyed sideways in equidistant flutes of a rotary drum at a speed of at least one thousand articles per minute and along an ejecting station having a...
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3690149 |
ELECTROPNEUMATIC CIGARETTE INSPECTION
Cigarettes that are to be tested for defects are fed in succession, side by side, and equally interspaced, on a transfer means driven continuously and transversely to the cigarettes to temporarily...
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3687285 |
POSITIVE TWO CHANNEL CAN DISCHARGE
Apparatus for sorting leaky from leak-proof cans which includes a hub mounted on a shaft for rotation; a pair of spaced starwheels, presenting a plurality of pockets for receiving cans from can...
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3592049 |
METHOD AND APPARATUS FOR AUTOMATIC LEAK DETECTOR
A method and apparatus for automatic leak detection for use with an automatic packaging machine in which food or other materials are sealed in leak-proof packages. The packages are placed into...
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3527084 |
LEAK-DETECTOR
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3499314 |
APPARATUS FOR TESTING COVERS
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3496761 |
FLUIDIC FINISH SELECTOR
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3491767 |
METHOD AND APPARATUS FOR REJECTING DEFECTIVE ARTICLES
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3488994 |
SORTING APPARATUS FOR CAN TESTERS
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3457775 |
CIRCUITRY FOR LEAK TESTER
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3448854 |
VALVE TESTING MACHINE
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3441132 |
CONTAINER SORTING APPARATUS
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3431773 |
METHOD AND APPARATUS FOR LEAK TESTING
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3412856 |
Method and apparatus for testing cigarettes and the like
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3408858 |
Method and apparatus for testing cigarettes and the like
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3408857 |
Testing apparatus
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3399563 |
Method and apparatus for testing the pressure tightness of containers
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3395570 |
Method and apparatus for testing cigarettes or the like
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3394584 |
Valve core testing machine
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3377843 |
Apparatus for testing cigarettes and the like
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3369392 |
Method and apparatus for vacuum testing plastic lined card-board cartons
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3363452 |
Cigarette testing system
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3307390 |
Method of and apparatus for testing containers
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3301044 |
System for testing paper cups for leaks
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3224252 |
Leak testing
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3221539 |
Method and apparatus for leak testing castings
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3178932 |
Can testing machines
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3132507 |
Fluid seal testing machine
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3091958 |
Method and apparatus for pressure testing aerosol containers
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2985008 |
Transfer mechanism
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2951364 |
Apparatus for testing cigarettes
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2932187 |
Vacuum testing apparatus
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