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| Number | Title | Issue Date |
| 3967495 | Instrument for testing a pneumatic control system of a vehicle transmission A diagnostic instrument detects and locates malfunctions in a pneumatic circuit of the kind which controls a transmission in response to movement of an operator's shift lever. One or more connectors enable simultaneous coupling of a plurality of pneumatic... | 07/06/1976 |
| 3962902 | Apparatus for measuring variations in floatability of a float due to variations in pressure A system for measuring variations in floatability or floatation force of a loat under varying pressure conditions, including a liquid filled enclosure and means for varying the pressure therein, a dynamometric ring suspended in the enclosure with strain ga... | 06/15/1976 |
| 3958448 | Test apparatus for pressurized container and method A pressure testing apparatus for sealed containers including a container receiving enclosure defined by a base wall, a side wall and a top wall. A container supporting pedestal having a needle projecting upwardly therefrom is positioned within the contain... | 05/25/1976 |
| 3955402 | Pass level tester for glass bottles An apparatus for testing the internal pressure strength of glass bottles is described. The system utilizes water as a pressure test medium which is introduced into the test bottles and pressurized to predetermined pressure levels in stepped increments. Pr... | 05/11/1976 |
| 3946595 | Method and apparatus for testing mold vent orifices In the injection molding of elongated thin walled articles, air within the mold escapes from the mold cavity through vent orifices in the cavity and in an elongated core positioned within the cavity. To determine whether critical mold venting is within de... | 03/30/1976 |
| 3935727 | Pressure jump relaxation measurement apparatus An autoclave body is formed with a pressure chamber which has a closable ning; to permit rapid replacement of a rupturing membrane, the body is formed with a slot, channel, or notch, in which a strip of membrane material can be inserted, to be secured ag... | 02/03/1976 |
