Magnetoresistive sensor with track following capability
OF THE PREFERRED EMBODIMENT The present invention is preferable for use in a magnetic head assembly that includes write elements as well as the magnetoresistive read elements. Since information can b... Read More
Inventors: Ju, Kochan; Krounbi, Mohamad T.; Wang, Po-Kang;, Assignee: International Business Machines Corporation (Armonk, NY) |
Method of manufacturing a planarized magnetoresistive sensor
The present invention is a planarized magnetoresistive head for reading magnetically stored information. The present invention provides an improved magnetoresistive sensor which has a generally planar... Read More
Inventors: Hsie, Wei C.; Collver, Michael M.;, Assignee: Seagate Technology, Inc. (Scotts Valley, CA) |
Multi-layer gap structure for high resolution magnetoresistive read head
The present invention provides a method of constructing a narrow gap read head which will not short between lead layers and shield layers and which has a more planar MR region. This is accomplished by... Read More
Inventors: Fontana, Robert E.; Santini, Hugo A. E.;, Assignee: International Business Machines Corporation (Armonk, NY) |
Heterojunction bipolar transistor with crystal orientation
An object of the present invention is to obviate the above-described defects of the prior art and provide a method for fabricating HBTs which ensures electric isolation between the emitter and the bas... Read More
Inventors: Matsuoka, Yutaka; Yamahata, Shoji;, Assignee: Nippon Telegraph and Telephone Corporation (Tokyo, JP) |
Roof curb installation tool
An object of the invention is to facilitate the placement of internally flanged curbs on metal roofs. A related object is to provide workers with a tool with which they can lift up and hold the edge o... Read More
Inventors: Grabmeier, Richard James;, Assignee: Butler Manufacturing Company (Kansas City, MO) |
Magnetron sputtering apparatus
It is an object of the present invention to provide a magnetron sputtering apparatus capable of efficiently using a target and of forming a film having high covering power in a highly uniform thicknes... Read More
Inventors: Sugano, Yukiyasu;, Assignee: Sony Corporation (JP) |
Method and apparatus to improve the properties of ion beam deposited films in an ion beam sputtering system
It is an object of the present invention to disclose an ion beam sputtering system having a substrate stage that can be made to tilt through a predefined angle. It is a further object of the present i... Read More
Inventors: Pinarbasi, Mustafa;, Assignee: International Business Machines Corporation (Armonk, NY) |
Radio-frequency coil for use in an ionized physical vapor deposition apparatus
The present invention addresses the above-described need by providing a cooling structure and/or a reinforcing structure for an RF coil in which deformation of the RF coil due to thermal expansion is ... Read More
Inventors: Rossnagel, Stephen Mark; Restaino, Darryl D.; Simon, Andrew Herbert; Smetana, Pavel;, Assignee: International Business Machines Corporation (Armonk, NY) |
Thin film magnetoresistive head with reduced lead-shield shorting
The present invention provides a thin film magnetoresistive (MR) head which has improved resolution and reduced lead-shield shorting. The thin film gap layers are thinner which provides a smaller gap ... Read More
Inventors: Gill, Hardayal S.; Heim, David E.;, Assignee: International Business Machines Corporation (Armonk, NY) |
Method of making read sensor with self-aligned low resistance leads
The present invention employs only two masking steps in the construction of the lead structure of the read head. The third masking step, which is employed for constructing the low resistance lead port... Read More
Inventors: Hsiao, Richard;, Assignee: International Business Machines Corporation (Armonk, NY) |
Merged magnetic head which includes a write head with single-sided notched first pole piece
We have discovered that a single-sided, notched write head writes narrow erase band servo tracks equally well as a double-notched write head since the servo pattern is written with only one side of th... Read More
Inventors: Chang, Thomas Young; Lee, Edward Hinpong; Lo, Jyh-Shuey Jerry;, Assignee: International Business Machines Corporation (Armonk, NY) |
Large volume twin shaft compulsory mixer
A compulsory mixer having a capacity in excess of 12 cubic yards has a static mixing chamber bottom defined from two horizontally disposed and interfering cylindrical shapes. A first cylindrical shape... Read More
Inventors: Dahlinger, Gerald Lee; Salgarollo, Roberto; Guntert, Jr., Ronald M.;, Assignee: Guntert & Zimmerman Const. Div., Inc. (Ripon, CA) |
Method and apparatus for eddy current inspection of hot test pieces with means to cool the detector and to purge the test path of contaminants
This invention provides eddy current flaw inspection apparatus which overcomes the problems of prior proposals including those problems which have been described. This apparatus is especially suited f... Read More
Inventors: Vild, Joseph P.; Cleary, William I.; Fox, Donald P.;, Assignee: Republic Steel Corporation (Cleveland, OH) |
Electromagnetic flaw detection system and method incorporating improved automatic coil error signal compensation
What is claimed is: 1. An electromagnetic flaw detection system comprising: (a) circuitry for exciting an electromagnetic field; (b) circuitry including a coil in the region of the field and susceptib... Read More
Inventors: Harris, Richard M.; Janos, Wilbert J.;, Assignee: Republic Steel Corporation (Cleveland, OH) |
Method and apparatus for suppressing noise during nondestructive eddy current testing
OF THE PREFERRED EMBODIMENT Referring now to the drawing, and more particularly to FIGS. 1 and 2 thereof, there is depicted in block diagram form alternate embodiments of a filter apparatus 2 designe... Read More
Inventors: Jamison, Thomas D.;, Assignee: Combustion Engineering, Inc. (Windsor, CT) |
Borehole tool
With this and other objects in view, the present invention utilizes in a borehole instrument, an instrument housing having electrical connectors at both ends thereof and a magnetically responsive memb... Read More
Inventors: Powell, Steven W.; Stockton, James G.;, Assignee: NL Sperry Sun, Inc. (Sugar Land, TX) |
Method and apparatus for electromagnetically measuring parameters of electrically conductive high temperature materials
The apparatus illustrated by a block diagram in FIG. 1 includes a transmitter coil 1, supplied with alternating current at constant frequency and constant current strength with the aid of a stable-fr... Read More
Inventors: Linder, Sten V.;, Assignee: Studsvik Energiteknik AB (Nykoping, SE) |
Apparatus for scanning a material for detection of flaws and having material axis deviation detection
It is an object of the invention to provide a flaw detector whereby a material is inspected for flaws with a constant distance maintained between the circumference of the material and probes. Another ... Read More
Inventors: Nagasaka, Hiroyasu; Mizuno, Masashi; Kozima, Katuhiro;, Assignee: Daidotokushuko Kabushikikaisha (JP) |
Five-axis optical fiber gradiometer
What is claimed is: 1. A five-axis magnetic field gradiometer, comprising: a single-frequency laser; a first plurality of three interferometers, each of said first plurality including two single-mode ... Read More
Inventors: Bobb, Lloyd C.;, Assignee: The United States of America as represented by the Secretary of the Navy (Washington, DC) |
Spin valves with high uniaxial anisotropy reference and keeper layers
It is an object of the present invention to disclose an SV sensor structure with an enhanced pinning field in the pinned layer structure. It is another object of the present invention to disclose an S... Read More
Inventors: Lin, Tsann; Mauri, Daniele; Smyth, Joseph Francis;, Assignee: International Business Machines Corporation (Armonk, NY) |
Suppression of electrostatic interference from a transformer with a short ring
OF THE PREFERRED EMBODIMENTS Refer now to all of the figures, where like reference numerals indicate identical parts throughout the drawings. In FIG. 1, a transformer 10, having a conventional constr... Read More
Inventors: Yumoto, Hideki;, Assignee: Matsushita Electric Corporation of America (Secaucus, NJ) |
Method of making a capacitor housing
What is claimed is: 1. A method of providing a metal, electrical terminal in an end face of a cylindrical metal capacitor housing, containing a capacitor body with at least two electrodes, one of the ... Read More
Inventors: Kemkers, Pieter; Derks, Antonius Lambertus;, Assignee: U.S. Philips Corporation (New York, NY) |
Metal laminate strip construction of bipolar electrode backplates
It is therefore an object of the present invention to provide a bipolar electrode which is capable of insertion into a filter press electrolytic cell that will have a greatly simplified means of conne... Read More
Inventors: Meyer, Lewis M.;, Assignee: Diamond Shamrock Corporation (Cleveland, OH) |
Multiple capacitor means ignition system
I claim: 1. In an ignition system for an internal combustion engine having a power source producing an alternating current output including a positive polarity portion and a negative polarity portion,... Read More
Inventors: Hager, James R.;, Assignee: Brunswick Corporation (Skokie, IL) |
Flat-pack battery separator
A sheet of open-windowed hot-melt adhesive plastic defines a plurality of battery separators wherein the open windows have a web of nonwoven fibers disposed thereon which continues from one window por... Read More
Inventors: Dangel, Phoenix N.; Marshall, Preston F.;, Assignee: The Kendall Company (Boston, MA) |
Novel battery assembly
The present invention is directed to a new and improved energy cell or battery which comprises one or more individual cells each of which include a planar anode superposed substantially coextensive a ... Read More
Inventors: Sullivan, Charles I.;, Assignee: Polaroid Corporation (Cambridge, MA) |
Lead/acid battery having horizontal plates
In FIG. 1, a battery 10 is shown which is comprised of cells individually designated by 11. The particular battery shown for purposes of explanation is of the "monoblock" type wherein the individual ... Read More
Inventors: Dittmann, John F.; Morse, Elliott M.; Carr, Earl S.;, Assignee: Eagle-Picher Industries, Inc. (Cincinnati, OH) |
Leadless capacitors
We claim: 1. A method of making lead-less solid electrolytic capacitor comprising: providing a lead frame of thin metal having, at each location along its length, an anode connection terminal having a... Read More
Inventors: Conquest, Alexander R.; Powling, Christopher F.;, Assignee: Standard Telephones and Cables plc (London, GB2) |
Extended life capacitor and method
Accordingly, the problem to be solved is how to construct a capacitor of high farad capacity in a small unit volume, and yet one with an extended life which resists corrosion, resists increased equiva... Read More
Inventors: Miller, John R.;, Assignee: Kennecott Corporation (Cleveland, OH) |
Aluminum capacitor plate for electrolytic capacitor and process for making the same
The present invention aims at solving the problems pointed out with respect to the known capacitor plates and the known process of producing the same, and has for its object to provide an aluminum cap... Read More
Inventors: Ohtuka, Tatsuo; Murooka, Shiuchi; Arai, Satoko; Nishizaki, Takeshi;, Assignee: Showa Aluminum Kabushiki Kaisha (Osaka, JP) |
Metal Working 
