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Patent No. 5719655

System for magnetically attaching templeless eyewear to a person

A system of eyewear that eliminates the need for hinges on the frames of the eyewear.

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Class 137/487 - Control by pressures across flow line valve


Subclass of Class 137 - Fluid handling
Definition: Apparatus in which the flow pressure drop across the flow
No. of applications: 8
Last issue date: 09/22/2011


Application No.Application TitleIssue Date
20110226354Flow Controller
An system and method for flow control by controlling the output pressure for a liquid or a gas independently of the input pressure....
09/22/2011
20100024901Relief valve
A relief valve in particular for relieving the super-atmospheric pressure in a tank for combustible liquids and comprising a pilot valve unit (6) with an inlet opening (9) and an outlet opening (10). By a predetermined, adjustable super-atmospheric ...
02/04/2010
20080185050FLUID SUPPLY MONITORING SYSTEM
A fluid supply monitoring system includes a housing, a shutoff valve, and a flow sensor. The shutoff valve is positioned within said housing and selectively blocks a fluid flow through the housing. The flow sensor is positioned downstream from said shutoff valve within ...
08/07/2008
20080178947Volume flow control system
In accordance with the invention, a volume flow control system, in particular, for air conditioning systems and ventilation systems, for adjusting a butterfly valve that is pivotably disposed inside a flow channel, comprises a differential pressure sensor for measuring ...
07/31/2008
20080047607Controlling The Flow Of Vapors Sublimated From Solids
A vapor delivery system for delivering a steady flow of sublimated vapor to a vacuum chamber comprises a vaporizer of solid material, a mechanical throttling valve, and a pressure gauge, followed by a vapor conduit to the vacuum chamber. The vapor flow rate is determine...
02/28/2008
20080041459GAS STORAGE AND DISPENSING SYSTEM FOR VARIABLE CONDUCTANCE DISPENSING OF GAS AT CONSTANT FLOW RATE
A gas supply system arranged for dispensing of gas at a predetermined flow rate. The system employs a gas dispensing flow circuitry arranged for dispensing gas at selectively variable gas flow conductance conditions, to maintain the flow rate of the dispensed gas at a p...
02/21/2008
20070175521Metering orifice arrangement for a hydraulic current divider and current adding device
There is disclosed a variable metering orifice arrangement for a current divider and current adding device, the metering orifice arrangement including one or more working terminals by each of which a consumer can be supplied with pressure fluid. The metering orifice arr...
08/02/2007
20050051215Apparatus for controlling and metering fluid flow
A device for metering and controlling fluid flow includes a variable orifice and is configured to use a pressure sensor. The device includes a fluid flow conduit having at least one planar inner wall that extends along a portion of the fluid flow conduit length, and an ...
03/10/2005
 
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