Rapidly responding vertical speed indicator for use in aircraft
Accordingly, an object of the present invention is to provide a vertical speed indicator (VSI), particularly suited for use in aircraft, that provides a vertical speed indication of sufficient accurac... Read More
Inventors: Davidson, Eldon F.;, Assignee: Davidson; Eldon F. (Folsom, CA); Clemens; Wayne C. (Santa Ana, CA) |
Driving circuit of a vibration wave motor
One aspect of the present application is to provide a driving circuit of an ultrasonic wave (vibration wave) motor in which frequency voltages different in phase are applied through first and second d... Read More
Inventors: Suzuki, Nobuyuki; Shimizu, Masao; Katsuragawa, Mitsuhiro;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Apparatus for creating holes in flexible members
An objective of the present invention is to provide apparatus for the improved production of periodically spaced holes extending along the lengths of tubes as indicated in the preceding. A further obj... Read More
Inventors: Mominee, David E.; Vance, Gilbert W.;, Assignee: Reed Irrigation Systems (El Monte, CA) |
Laser slotted plastic well screen
I claim as my invention: 1. A plastic well screen comprising an integral, one piece wall portion having a cylindrical outside surface and a hollow interior, said wall portion having a longitudinally e... Read More
Inventors: Gryskiewicz, Gregory A.;, Assignee: UOP Inc. (Des Plaines, IL) |
Aperture screen for the observation of bright objects with preservation of the resolution
The screen for the reduction of light with preservation of the resolution comprises a plate with holes on distances equal or smaller than the light wavelength divided by the subtended angle of the obj... Read More
Inventors: Hammerschlag, Robert H.;, Assignee: |
Laser perforating apparatus
This invention is provided to eliminate the aforementioned defects inherent in the conventional apparatus. It is an object of the invention to provide a laser perforating apparatus capable of forming ... Read More
Inventors: Kimbara, Yoshihide; Sato, Yooichi;, Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP) |
Apparatus for perforating sheet material
In view of the shortcomings of the prior art, it is an object of the present invention to overcome such disadvantages by providing a novel and improved laser perforating apparatus for reliably forming... Read More
Inventors: Saunders, Richard J.; Hine, Derek L.; Barker, Gerald C.;, Assignee: Coherent, Inc. (Palo Alto, CA) |
Multilayered iron-copper-lead alloy bearing material
What is claimed is: 1. A multilayered iron-copper-lead alloy bearing material in the form of a bimetal, comprising a steel backing plate; a sintered iron-based alloy layer comprising 10 to 40 wt. % co... Read More
Inventors: Mori, Sanae; Sakamoto, Masaaki; Yamamoto, Koichi; Sakai, Kenji;, Assignee: Daido Metal Company, Ltd. (Nagoya, JP) |
Anisotropic determination and correction for ultrasonic flaw detection by spectral analysis
It is the object of the present invention to provide a means and/or a method for determining the actual velocity of sound propagation through any given nonisotropic sample material at the angle of tra... Read More
Inventors: Adler, Laszlo; Von Cook, K.; Simpson, Jr., William A.; Lewis, D. Kent;, Assignee: The United States of America as represented by the United States (Washington, DC) |
Apparatus for measuring thickness differences in record carriers, such as bank notes and the like
The object of the invention is, therefore, to provide an apparatus for checking the thickness of record carriers which permits thickness differences in record carriers, such as bank notes and the like... Read More
Inventors: Mitzel, Wilhelm;, Assignee: G.A.O. Gesellschaft fur Automation und Organisation m.b.H. (DT) |
Tensionmeter
Accordingly, it is one object of this invention to eliminate errors caused by the bending stress of an object to be measured when the tension of the object is measured by the amount of displacement of... Read More
Inventors: Yamada, Yoji; Matsuura, Michinori; Kakeshita, Yoshiaki;, Assignee: Shimpo Kogyo Kabushiki Kaisha (Kyoto, JP) |
Device for measuring tire pressure and tire tread depth
OF THE DRAWINGS FIG. 1 is an elevated view of a device for measuring the pressure and the tread depth of a tire according to the present invention; FIG. 2 is a sectional view taken along line 2--2 of... Read More
Inventors: Huang, Tien-Tsai;, Assignee: |
Apparatus and method for preparing a particle suspension
An object of the present invention is to provide apparatus and a method for measuring and adjusting the concentration of a suspension while the suspension is subjected to physical agitation. Another o... Read More
Inventors: Wied, George L.; Bahr, Gunter F.; Puls, James H.;, Assignee: Miles Laboratories, Inc. (Elkhart, IN) |
Apparatus for detecting and measuring defects
We claim: 1. An apparatus for detecting and measuring defects comprising a defect detection means for detecting the position of minute defects in the material under inspection, means for scanning the ... Read More
Inventors: Takeuchi, Hideaki; Takahashi, Tsunehiko; Noguchi, Masaru;, Assignee: Fuji Photo Film Co., Ltd. (Tokyo, JP) |
Flaw detector for detecting flaws in a sheet
Accordingly, an object of the present invention is to provide a flaw detector, for detecting flaws in a sheet, having an improved flaw-detection accuracy. According to the present invention, there is ... Read More
Inventors: Nishioka, Shizuo;, Assignee: Futec Inc. (Takamatsu, JP) |
Precision machining apparatus and method utilizing a laser
What is claimed is: 1. Apparatus for machining the outside diameter of a generally cylindrical workpiece comprising: a laser; support means for axially engaging the cylindrical workpiece and rotating ... Read More
Inventors: Saunders, Richard J.;, Assignee: Coherent, Inc. (Palo Alto, CA) |
Multi-plane balancing process and apparatus using powder metal for controlled material addition
OF THE INVENTION Referring now to the drawings, a rotor 10 is mounted for rotation about its longitudinal axis, and has both a cylindrical surface 12 and alternatively a circular face 13. Also provid... Read More
Inventors: Walton, II, James F.;, Assignee: Mechanical Technology Incorporated (Latham, NY) |
Method of welding metals using stress waves
What is claimed is: 1. A method of spot welding two metallic workpieces of similar materials which are in contact with one another, comprising the steps of: electromagnetically generating a stress wav... Read More
Inventors: Leftheris, Basil P.;, Assignee: Grumman Aerospace Corporation (Bethpage, NY) |
Pneumatic impact gun
It is an object of the present invention to provide a pneumatic impact gun which is actuated by a normally discharged accumulator and which further utilizes an interlock system to prevent accidental f... Read More
Inventors: Wagner, David Lee;, Assignee: The Boeing Company (Seattle, WA) |
Dome headed rivet, and workpiece assembly
In the drawings, the workpiece 110 includes, for example, two metallic panels 111 and 112. They contain a main bore 113 extending in both panels, and a tapered counterbore or countersink 114 in panel... Read More
Inventors: Briles, Franklin S.;, Assignee: |
Pneumatic impact gun
It is an object of the present invention to provide a pneumatic impact gun which is actuated by a normally discharged accumulator and which further utilizes an interlock system to prevent accidental f... Read More
Inventors: Wagner, David Lee;, Assignee: The Boeing Company (Seattle, WA) |
Method and apparatus for working a hole
We claim: 1. Apparatus for sizing, working, and finishing a hole in an article comprising: a mandrel at least a portion of which has a surface having physical characteristics which will impart a desir... Read More
Inventors: Leftheris, Basil P.; Mainhardt, Joseph H.; Schwenk, Walter;, Assignee: Grumman Aerospace Corporation (Bethpage, NY) |
Recoil assembly for electromagnetic high energy impact apparatus
I claim: 1. A recoil assembly for use in an electromagnetic work tool housing enclosure having: an electromagnetic high energy pulse coil including a working face; a ram assembly including a conductiv... Read More
Inventors: McDermott, Arthur W.;, Assignee: The Boeing Company (Seattle, WA) |
Ram assembly for electromagnetic riveter
I claim: 1. In combination, for use in an electromagnetic work tool: a ram assembly comprising a ram shaft, conductive driving plate, and insulator plug fastened together to provide an integral struct... Read More
Inventors: Nelson, Paul E.;, Assignee: The Boeing Company (Seattle, WA) |
Electromagnetic forming apparatus
One of the primary objects of the present invention is to provide a novel electromagnetic forming apparatus employing a novel expandable conductive forming coil which enables insertion and withdrawal ... Read More
Inventors: Weir, Donald B.;, Assignee: Maxwell Laboratories, Inc. (San Diego, CA) |
Adaptive, self-regulating forging hammer control system
We claim: 1. An energy control system for a compressible fluid impact device having a frame supporting at least one cylinder, a piston within said cylinder and means connecting said piston to a ram wh... Read More
Inventors: Crout, Charles J.; Frame, Charles W.; Harris, Ronald N.;, Assignee: Chambersburg Engineering Company (Chambersburg, PA) |
Speed-compensated press load monitoring system
These and other objects of the invention are achieved by a novel press load monitoring system comprising strain sensor means for continually determining the total strain on the frame of the press, spe... Read More
Inventors: Weber, Daniel R.; Baker, Andrew D.;, Assignee: Data Instruments, Inc. (Acton, MA) |
Method and apparatus for automatically installing mandrel rivets
In furthering the above and additional objects, the invention provides automated and semi-automated rivet installation systems of the type including an automatic rivet presentation assembly for delive... Read More
Inventors: Weeks, Jr., Arthur R.; D'Aquila, Anthony; Schwartz, Sidney D.; Varian, Raymond H.; Viscio, Donald;, Assignee: USM (Farmington, CT) |
Solenoid powered riveting tool
In realizing the foregoing and additional objects, the invention utilizes a solenoid to operate a rivet engaging and pulling mechanism of a blind rivet tool, with an impulse intensifier creating a lar... Read More
Inventors: Weber, Richard G.;, Assignee: Emhart Industries, Inc. (Farmington, CT) |
Self-contained apparatus for de-icing aircraft surfaces using magnetic pulse energy
I claim: 1. An electromagnetic de-icing system particularly useful for aircraft, comprising: a plurality of individual, self-contained electromagnetic de-icing modules, connected in parallel, each de-... Read More
Inventors: Zieve, Peter B.;, Assignee: |
Optical Systems 
