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A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 7360555 | Gas regulator with altimetric adjustment The invention relates to a gas regulator which is intended to be mounted on a gas delivery pipe connecting a gas source to a user device. The inventive regulator comprises a pressure regulation mechanism which is controlled by the movement of a mobile element. The i... | 04/22/2008 |
| 7341074 | Multi-stage pressure regulator A pressure regulator that has particular application for an anode input side of a fuel cell system to provide the desired large turn-down ratio. The pressure regulator includes at least two valves positioned in parallel where the first valve is smaller than the seco... | 03/11/2008 |
| 7328718 | Automatic changeover regulator A pressure regulator (10) includes a changeover regulator (12) with plural inlets (16, 18). Inside the regulator, each inlet has a closure member (62) connected to a diaphragm (100) for control of the closure members (62) in... | 02/12/2008 |
| 7261119 | Pressure regulator with improved outlet pressure control A pressure regulator comprising a housing, a pivoting lever selectively covering a passage between an inlet port and an outlet port of the housing, a diaphragm interconnected to the lever to rotate the lever in reaction to pressure levels in the housing, and a closu... | 08/28/2007 |
| 7219689 | Automatically flushing water regulator for animal watering systems A water pressure regulator for a watering system of an animal house is provided with a water inlet member comprising a watering path and a flush path. The watering path is operably engaged by the regulating valve. The inlet member is manually movable relative to the... | 05/22/2007 |
| 7150299 | Assembly and method for containing, receiving and storing fluids and for dispensing gas from a fluid control and gas delivery assembly having an integrated fluid flow restrictor A fluid control and gas delivery assembly and method for containing, receiving and storing hazardous fluids and for dispensing gas comprising a container, a fluid fill path, a gas dispensing path, a first shut-off valve, a pressure reducer, a fluid flow restrictor, ... | 12/19/2006 |
| 7089938 | Pneumatic oxygen conserving device A pneumatic oxygen conserving device uses a portion of gas exiting its main valve to interrupt delivery of the gas. Gas is dispensed upon inhalation and is interrupted by means of suitable pneumatic connections between the device's delivery system and its sensing sy... | 08/15/2006 |
| 7055466 | Control system for a portable instant hot water heater A portable instant water heater. Water is delivered to a base unit of the instant hot water heater by a pump that draws water from a reservoir through a flow control valve. The water flows into a pre-heater that wraps around a base of the burner and that is heated b... | 06/06/2006 |
| 7013916 | Sub-atmospheric gas delivery method and apparatus An apparatus for containing and delivering hazardous gases at sub-atmospheric pressure from a pressurized container is provided which includes a valve body in sealed communication with an outlet orifice of the pressurized container. The outlet orifice of the pressur... | 03/21/2006 |
| 6968857 | Pressure reducing fluid regulators A pressure reducing fluid regulator having a housing with a flange including a plurality of ear-shaped protrusions is disclosed. Each of the protrusions includes at least one aperture configured to receive fastener such that the circumferential spacing between first... | 11/29/2005 |
| 6948519 | Device for regulating the flow of gas toward user equipment A device for regulating a flow of gas toward user equipment, which comprises a first regulation stage and a second regulation stage arranged downstream in a direction of flow of the gas to be controlled, further comprising a flow limiter interposed between the first... | 09/27/2005 |
| 6651695 | Diaphragm-operated pressure regulating valve A diaphragm operated pressure regulating valve for connection between a source of gas under pressure and the point of use comprises an inlet port having an axis, a valve element coaxial with the inlet port and a coaxial ball and cam valve element actuatin... | 11/25/2003 |
| 6516827 | Gas regulator for flowmeter A measuring device for gas flows including a gas regulator positioned immediately upstream of a volumetric meter for determining the volume of a gas passing therethrough. The measuring device includes means for modifying the pressure of the gas expansion ... | 02/11/2003 |
| 6505640 | Gas-pressure regulator A gas-pressure regulator has a body formed with a gas inlet and a gas outlet defined therein, a diaphragm separating the body from the bonnet, a lifting rod extending downward from the diaphragm, a pair of parallel protrusions projecting upward from the i... | 01/14/2003 |
| 6431205 | Damper for diaphragm-operated pressure regulating valves The pivotal lever arm of a diaphragm-actuated fluid pressure regulator is provided with a damping spring arrangement for frictionally restraining pivotal displacement of the lever arm in response to turbulent flow of gas through the valve.... | 08/13/2002 |
| 6170507 | Gas valve with natural/LP gas conversion capability A convertible two-mode pressure regulator in which a main valve regulates fluid flow between an inlet and an outlet in response to a control pressure produced by a mechanically operated regulator valve, the control pressure depending on the outlet pressur... | 01/09/2001 |
| 6167905 | Diaphragm-type gas pressure regulator with drop-in valve subassembly A diaphragm-type gas pressure regulator wherein the valve subassembly is constructed as a drop-in unit. The valve subassembly includes a diaphragm lever and a plunger valve. A seat disk is inserted in a cavity at a first end of the plunger valve and the r... | 01/02/2001 |
| 5996617 | Low pressure regulator A two stage gas pressure regulator with a body housing having a gas inlet and a gas outlet, and a common interior wall dividing the body housing into two chambers forming two pressure reducing stages. Respective intersecting fluid passageways through the ... | 12/07/1999 |
| 5988212 | Connecting unit having a gas pressure regulating apparatus mounted between a gas cylinder and a gas burner apparatus A metal bellows is located in a chamber of the housing. A channel connects its inner space with the ambient. The gastight metal bellows ends at a reaction area disk. A pivoting arm with a baffle plate is pivotably mounted at one end to the housing. Its op... | 11/23/1999 |
| 5881765 | Direct-acting boost-enhanced pressure regulator A boost-enhanced gas pressure regulator consists of a bonnet and a body (main casing) that are secured together so as to capture a pressure-responsive diaphragm between both components. The body has an inlet port and one or more outlet ports. An actuator ... | 03/16/1999 |
| 5797425 | Three stage gas pressure regulator The present invention provides a supplementary pressure regulator that can be used with conventional single or multi-stage pressure regulators. It may also conveniently be used with a novel two stage balanced pressure regulator to form a three-stage vacuu... | 08/25/1998 |
| 5765588 | Fluid flow control device particularly useful as a pressure regulator A fluid flow control device particularly useful as a pressure regulator in a water supply system for poultry or other animals, includes a valve member movable towards and away from a valve opening in the housing to control the flow therethrough; a first d... | 06/16/1998 |
| 5735306 | Regulator flow fluctuation stabilizer A fluid flow regulator having a spring clip frictionally engaging the pivoting regulator lever to stabilize flow fluctuations. Alternatively, a disk wedge with opposite leg portions frictionally engages the moving regulator diaphragm.... | 04/07/1998 |
| 5735309 | Low pressure gaseous fuel pressure regulator for turbocharged gaseous fuel engines A gaseous fuel pressure regulator includes a moveable diaphragm that subdivides the regulator housing into a pressurized gas chamber and a reference pressure control chamber. A coil spring in the control chamber exerts a control force on the diaphragm in ... | 04/07/1998 |
| 5720263 | Device for supplying internal combustion engine with fuel from supply A device for supplying an internal combustion engine with fuel has a supply container from which the fuel is supplied and having an opening, a feed pump arranged in the supply container and insertable into the supply container through the opening, a closu... | 02/24/1998 |
| 5681508 | Diaphragm carburetor for an internal combustion engine A diaphragm carburetor for an internal combustion engine has a housing and a control chamber positioned in the housing and having a fuel inlet valve. A control diaphragm is positioned in the control chamber. A Venturi channel extends through the housing. ... | 10/28/1997 |
| 5520211 | Pressure reduction and flow regulation device A pressure regulator for lower pressure distribution of gases from a higher pressure source of gas including a gas inlet and a gas outlet defining a gas path therebetween, a regulating element disposed downstream of the gas inlet remote from the gas path,... | 05/28/1996 |
| 5456281 | Gas regulator with double stabilizing function A gas regulator with a double pressure adjusting function has a valve body closed with a lower valve lid with two round gas chambers formed in the valve body and the valve lid, each gas chamber having a gas pressure adjuster to adjust pressure of incoming... | 10/10/1995 |
| 5429072 | Pressure reducer for an animal watering trough Pressure reducers (15) for animal watering troughs serve for reducing the water pressure of a water supply pipe which feeds the watering line to a defined, lower watering pressure. In contrast, water of a higher rinsing pressure is required for rinsing th... | 07/04/1995 |
| 5402820 | Stabilizer for pressure regulator A stabilizer for fluid pressure regulators enhancing regulator stability without affecting the regulator capacity. A stabilizer cartridge with a flexible flapper element has three flapper apertures symmetrically located around the flapper outer perimeter.... | 04/04/1995 |
| 5203371 | Gas regulator with several stage adjustment A gas regulator with several stage adjustments comprises a main body, two regulating bases and two pressure regulators provided in two--one upper and the other lower--chambers in the main body for regulating the pressure in both chambers, two regulator ca... | 04/20/1993 |
| 5174331 | Pressure regulator A pressure regulator includes a flexible diaphragm which sets-off a liquid chamber having an inlet and an outlet for respectively introducing liquid into and discharging liquid from the liquid chamber under the control of an associated valve through an ac... | 12/29/1992 |
| 5158107 | Gas regulator with adjustable safety device A gas regulator with an adjustable safety device has a main body, and two pressure regulators inside the body to regulate the gas pressure inside the body at a stabilized value to flow to a gas stove or the like. The regulator also has a micro adjusting d... | 10/27/1992 |
| 5131425 | Gas pressure regulator with check valve This invention represents an improvement in a gas pressure regulator of the type comprising a body having an inlet, an outlet, a gas flow passage in the regulator body interconnecting the inlet and outlet, and a regulator mechanism in the valve body inclu... | 07/21/1992 |
| 5103861 | Sealing means for a two-stage gas regulator for liquefied-gas containers A two-stage gas regulator for liquefied-gas containers includes a lower body and an upper cover with a mediate plate disposed therebetween. The lower body has a plurality of inlet ports respectively in fluid communication with a corresponding liquefied-ga... | 04/14/1992 |
| 5070903 | Pressure regulator A pressure regulator includes a flexible diaphragm which sets-off a liquid chamber having an inlet and an outlet for respectively introducing liquid into and discharging liquid from the liquid chamber under the control of an associated valve through an ac... | 12/10/1991 |
| 5062449 | Vibration dampener for direct acting pressure regulator A drop compensated pressure regulator includes a spring casing, housing a regulator spring and a relief spring, a lower casing and a diaphragm sandwiched between the two casings. The lower casing has inlet and outlet ports. A one piece cam stem and relief... | 11/05/1991 |
| 4991621 | Pressure regulator A pressure regulator includes a flexible diaphragm which sets-off a liquid chamber having an inlet and an outlet for respectively introducing liquid into and discharging liquid from the liquid chamber under the control of an associated valve through an ac... | 02/12/1991 |
| 4974630 | Gas pressure regulator having side-drafted throttling means A gas pressure regulator includes a throttle valve provided between a gas inlet passage and a pressure sensing chamber pertaining to a gas exit passage, the throttle valve having a sealing plug comprised of a needle and a base float fluidically drafted fo... | 12/04/1990 |
| 4974629 | Gas pressure regulator for saving resetting operation A gas pressure regulator includes a throttle valve provided between a gas inlet passage having an orifice formed therein and a pressure sensing chamber pertaining to a gas exit passage, the throttle valve having a sealing plug fluidically drafted upwardly... | 12/04/1990 |
