Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 7434750 | Liquid dispensing pistol, in particular for gardening, provided with a dispensing position locking button A liquid spraying pistol for gardening including an external casing passed through by a channel within which a valve is slidingly housed which is biased by a spring and is operable by a start lever which is turnable between a closing position and a maximum opening p... | 10/14/2008 |
| 7401619 | Air valve device for an inflatable article An air valve device is adapted to be fitted into an opening of an inflatable article, and includes a valve seat formed with a valve body that is disposed between an inflating port and a conduit, an axially movable member having a valve disc which is disposed in the ... | 07/22/2008 |
| 7389949 | Pressure washer trigger lock A pressure washer wand is connectable to a source of fluid. The pressure washer wand includes a housing that defines an interior and a flow path disposed substantially within the interior. The flow path includes an inlet in fluid communication with the source and an... | 06/24/2008 |
| 6997041 | Dual slide gate valve and method for using same A method and device for pressure testing a pipe line is provided wherein a fitting is inserted into the pipeline by inserting male ends of the pipeline into female ends of the fitting to define a flow path through the fitting extending along a longitudinal axis. The... | 02/14/2006 |
| 6997148 | Engine valve actuator An engine valve actuator for an internal combustion engine is provided. The actuator includes a housing having an opening. An adjustment member is disposed in the housing and defines a fluid chamber having a chamber wall. A piston is also disposed in the opening. Th... | 02/14/2006 |
| 6592096 | Safety device for taps for pasteurizing machines Safety device for taps provided with a disk shutter sliding in a tubular sector shaped like the arc of a circle, constituting the product outlet duct of a pasteurizing machines used in the production of creams, soups or the like. The shutter disk is conne... | 07/15/2003 |
| 5386600 | Latching foot pedal actuated tap water flow controller An assembly with valves (16) and (20) that permits fluid flow through the invention when the foot pedal (13) is depressed. A mechanism engaged by depressing toe kick (11) will latch pedal (13) in a position where fluid flow continues after the foot is rem... | 02/07/1995 |
| 5042529 | Structure of water flow regulating device A water flow regulating device which comprises a casing having a control chamber at the upper middle for holding a regulating valve and a division wall at the lower middle to block up the water outlet from the water inlet thereof. A teflon washer is set i... | 08/27/1991 |
| 4944484 | Gate valve with locking handles A gate valve is provided which includes a body having exterior catches and a handle with resilient latches integrally formed with the valve stem to snap lock over the catches on the body when the valve is closed. The gate valve closes and locks simultaneo... | 07/31/1990 |
| 4890814 | Discharge valve with handle lock A portable tank for storage and transport of liquids has a bottom discharge opening closed by a discharge valve connected to the bottom of the tank. The discharge valve has a hollow valve body, a movable valve disk positioned within the body, and a handle... | 01/02/1990 |
| 4747427 | Reversible angle cock An angle cock which is capable of functioning in a left-handed mode or in a right-handed mode. The angle cock is a ball valve having a ball which is located within the curity of a housing, a valve stem and handle for selectively moving the ball to an open... | 05/31/1988 |
| 4678159 | Manually actuated fluid flow control valve and method of making same A manually actuated fluid flow control valve assembly and method of making same are provided wherein the valve assembly has an associated support structure and has a manually operated handle operatively connected to a closure device for the valve assembly... | 07/07/1987 |
| 4538788 | Valve mechanism for can filling machines A valve mechanism for positive displacement, rotary receptacle filling machines having vertically movable valve stems operable by fixed cam tracks employs cam followers pivoted on the valve stems for movement in a vertical plane and horizontally settable ... | 09/03/1985 |
| 4516638 | Soil aerating apparatus with hydraulic valve arrangement A soil aerating apparatus comprising a towing vehicle, a soil aerating device comprising a drum, tines extending radially from the drum, and a frame for supporting the drum for rotation about a horizontal axis. The frame includes a forward end with a draw... | 05/14/1985 |
| 4389014 | Vent damper with emergency manual override In the event of a malfunction of the unit, the damper plate may be moved to and locked in the open position, to permit the furnace to operate. With the plate locked, the motor would normally run continuously, even when the furnace was not operating. This ... | 06/21/1983 |
| 4271909 | Modular fire fighting apparatus Modular fire fighting apparatus includes a power module having a turbine driven by fluid, such as water, introduced at a supply inlet to a housing for the module, a drive shaft driven by the turbine and extending from a coupling face of the housing and a ... | 06/09/1981 |
| 4109673 | Combination gladhand and shutoff cock A combination gladhand and shutoff cock includes a dust cover attached to the shutoff cock operating handle and closing the gladhand body air outlet when the shutoff cock is in a closed position. There is a latch effective between the shutoff cock handle ... | 08/29/1978 |
