Bizarre Patents
Combination Beverage Container and Spittoon
A combination beverage container and spittoon includes a bottom portion including outer wall and a first inner wall defining a spittoon space.
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| Number | Title | Issue Date |
| 4002055 | Process and apparatus for testing the tightness of seam joints of synthetic resin sheets by means of vacuum An apparatus for testing the strength and/or the leakproofness of seams or joints formed between synthetic resin sheets comprising a semicylindrical shell of transparent material having rounded closed-in portions and forming with its peripheral edges, sea... | 01/11/1977 |
| 3995472 | Detector system A system to detect leaks, monitor levels, activate alarms, etc. in which a specific material in the system dissolves or disintegrates on contact with a liquid, gas or vapor which is to be monitored.... | 12/07/1976 |
| 3982421 | Seal tester A pneumatic cylinder having a manually retractible piston therein operative to draw a vacuum upon the sealing of a readily compressible sealing head about an area to be tested for leakage. A spring loaded lever selectively engages between the piston manip... | 09/28/1976 |
| 3975943 | Method for detecting steam leakage in heat-exchanger having circulation tubes surrounded by liquid sodium and devices for the application of said method The present invention concerns an improvement to the method for detecting a steam micro-leak in a heat-exchanger having circulation tubes surrounded by an alkaline/molten/metal (e.g. liquid sodium), said improvement consisting in using the normal operatin... | 08/24/1976 |
| 3967678 | Stuffing box control system A stuffing box and associated control system having the facilities for sensing a leak past the polished rod seals and for correcting the leak by adjustment of the seals, utilizes a pressurized piston system for tightening the seals around the polished rod... | 07/06/1976 |
| 3956604 | High pressure apparatus having means for detecting a leakage For detecting leakage past a high pressure seal which seals a space in which a high pressure exists, there is arranged outside the high pressure seal a collection space for pressure medium which leaks into the space and a device is provided connected with... | 05/11/1976 |
| 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 having seating means for seating the end closure in registered... | 05/04/1976 |
| 3945245 | Method and equipment for detecting deflective nuclear fuel rods Nuclear fuel rod ends of water-cooled reactor fuel rods, are heated in the region of the fission gas plenums and/or in the region of the upper or lower ends of the fuel columns. The moisture present in the case of damage to the fuel rods' casings, evapora... | 03/23/1976 |
| 3937064 | Membrane leak checking technique Method and apparatus for testing a membrane strip for leaks due to pin holes are disclosed. A detector fluid is applied to one face of the strip while bringing a detection medium into proximity with the other face thereof, and producing a pressure differe... | 02/10/1976 |
| 3931731 | Flux meter A comparison-type flux meter for works such as nozzles or the like has an output elimination circuit in co-operation with a DC amplifier receiving output of a differential pressure transducer inserted in the main pipe line. Measurement error is minimized ... | 01/13/1976 |
