Matches 101 - 138 out of 138 < 1 2 3


Match Document Document Title
4167116 Method of determining heat losses through electrical outlets  
A method is provided for determining the heat energy lost by air infiltration through electrical outlets. A film is used to measure air flow through the outlet. Air flow is cross indexed with a...
4028939 System for measuring three fluctuating velocity components in a turbulently flowing fluid  
A system for measuring fluid velocity in a turbulently flowing fluid including a sensing apparatus for dynamically sensing the mainstream and two orthogonal cross velocity components of the fluid...
4024762 Dirty fluid flow meter  
An instrument for measuring flow rates in systems where contaminants in the moving fluids can accumulate on normal measuring devices and render them inoperative. This instrument consists of...
3986395 Velocity measurement instruments  
Apparatus for determining the speed and direction of a moving medium such as the atmosphere. The apparatus includes a sensing element which is exposed to the wind to be subjected to forces which...
3971253 Flow meter with a magnetic field-dependent resistor arrangement  
The invention is a flow meter comprising a magnetic field-dependent resistor arrangement whose resistances are controlled by a particularly configured control member. More specifically, the...
3964306 System for measuring Reynolds in a turbulently flowing fluid  
A system for measuring momentum flux in a turbulently flowing fluid including a sensing apparatus for dynamically sensing the mainstream and the cross velocity components of the fluid, a...
3962918 Flow indicator with weight biasing means  
A flow indicator for use in conjunction with a flow meter which imparts a rotational movement to a shaft in response to the fluid flow rate through the flow meter, wherein the flow indicator...
3955415 Flowmeter  
A flowmeter for the quantitative measurement of small rates of flow of fluids (liquids and gases), comprising a hermetically sealed housing having two parallel walls, at least one of these being...
3946726 Pulmonary diagnostic instrument including breath transducer  
In a pulmonary diagnostic instrument that includes a breath transducer for use in conjunction with the instrumentation for detecting respiratory functioning of a patient or specimen, the...
3862628 PEAK FLOW METERS  
A peak flow meter for determining the maximum flow of air exhaled by a person. The meter comprises a piston or a vane which is housed within a casing so as to be moved within the casing against...
3857277 FLOW INDICATOR  
A flow indicator comprising a housing having a chamber therein and including inlet and outlet openings communicating with opposite ends of the chamber. A flexible flap hingedly connected to the...
3819135 SYSTEM FOR AUGMENTING AIRCRAFT ATTITUDE STABILITY USING VERTICAL VANE TYPE SENSORS  
A system is disclosed herein for augmenting the inherent attitude stability of an aircraft utilizing two vertical weathercock vane type sensors, one mounted near each wing tip of the aircraft. The...
3761657 FLOW SWITCH VANE WITH APERTURES COVERING SUBSTANTIALLY THE ENTIRE SURFACE AREA TO MINIMIZE TURBULENCE  
A sensing device for a switch activated by fluid flow through a pipe. The flowing fluid exerts a force on the device which in turn activates the switch. The device in its preferred form includes a...
3696673 METHOD AND MEANS OF MEASURING VELOCITY FLUCTUATIONS IN UNSTEADY FLOW  
A gauge for measuring flow unsteadiness comprising a lift-sensor element having a lift-sensing surface to be presented to flow velocity disturbances perpendicular to a main stream flow to develop...
3681983 SYSTEM FOR MEASURING FLUID FLOW  
A system for measuring fluid flow, and more specifically, a speedometer/odometer system for a sailboat or the like, includes a transducer mounted to tilt at an angle by fluid flowing there around....
3602037 APPARATUS FOR MEASURING MINUTE DEFLECTIONS  
An apparatus for measuring minute deflections comprising a straight rod of a flexible light-conducting material, such as a glass fiber having one of its ends and the adjacent end portion provided...
3559197 FLOW INDICATOR  
3452169 FLOW MEASURING DEVICE  
3442125 FLUID FLOW MEASURING DEVICE  
3424000 SEMICONDUCTOR FLOWMETER  
3381530 Device for indicating the temperature and velocity of an air stream  
3380299 Boat speedometer  
3354716 Combined rate of flow, pressure and temperature gage  
3354714 Marine speedometer  
3340733 Design for a strain gauge target flow meter  
3331388 Control system and fluid flow transducer therefor  
3298230 Vane type flow meter  
3238773 Deflectable probe type transducer  
3164019 Mass flow measuring device  
3147620 Flow meter  
3104548 Speed indicators  
3098384 Flow meter  
3078841 Rate-of-blood flow measuring device  
2952753 Flow switch  
2943486 High response flow-meter  
2845796 Wave force meter  
2826914 Velocity sensitive device  
2805574 Wide range flow meter  

Matches 101 - 138 out of 138 < 1 2 3