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Patents Published on 07/31/2001


See All Patents Issued In 2001


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NumberTitleIssue Date
6266984Metal sheet press-bending machine
A press-bending machine to bend metal sheets, having improved features in the respective press-bending with measuring and control system operating on at least four points of the bending angle, of the type in which the press-bending machine has: an upper v...
07/31/2001
6266985Method for improving lubrication in rolling
The invention relates to a method for improving the lubrication of the edges and ends of objects to be rolled, particularly hot rolled, said objects consisting of essentially planar surfaces and being for example metal sheets or strips. According to the i...
07/31/2001
6266986Nozzle for hydrostatic forming and hydrostatic forming system using same nozzle
A nozzle to be used for hydrostatic forming, through which pressurized fluid is supplied into a tube located inside a die. The nozzle comprising a fitting section integrally connected to a base section and insertable into an end section of the tube so as ...
07/31/2001
6266987Disk roll exchanging apparatus for vertical piercing mill and disk roll exchanging method
The disk roll exchanging apparatus of the present invention includes a pair of disk frames 6 which support disk rolls 3 and which are capable of swinging open, a disk roll lifting device 12 for mounting the disk roll to and demounting it from the opened d...
07/31/2001
6266988Cross rolling machine
An object of the present invention is to provide a cross rolling machine in which the simplification of a drive system and the improved rigidity of a housing are achieved, the accuracy of crossing operation is enhanced, and the economical efficiency is hi...
07/31/2001
6266989Method and machine for straightening sections
A method and a machine for straightening sections by eliminating multi-axle deviations from the required section and from the required straightness using one or more straightening tools arranged, in series above and below the material to be straightened, ...
07/31/2001
6266990Method for integrally manufacturing an one-piece forged hollow crank of a bicycle
A method for integrally forming and manufacturing an one-piece forged hollow crank of a bicycle includes the following steps: (a) forging and molding a leading edge of a crank; (b) extruding a crank body; (c) forging and possibly sealing a rear end of the...
07/31/2001
6266991Coldwork holes with reusable seamless SMA sleeve
A method and apparatus for coldworking holes using a reusable tubular seamless sleeve made of shape memory alloys. The apparatus uses a pre-lubricated tubular seamless sleeve made of shape memory alloys having a superelasticity property, a mandrel having ...
07/31/2001
6266992Modular tooling system for lane tooling in a conversion press and method for the use thereof
A modular tooling system for use in combination with a conversion press has an upper base member adapted to be removably mounting into the conversion press, a tooling holder, a tooling insert and means for retaining the tooling insert within the tooling h...
07/31/2001
6266993Method for testing a measuring sensor
In a method for testing a measuring sensor for the determination of an oxygen concentration in a gas mixture, the measuring sensor supplies a detection voltage furnished by a Nernst measuring cell and corresponding to the oxygen concentration. The detecti...
07/31/2001
6266994Method and apparatus for measuring properties of materials or structures
Stress wave measuring apparatus includes a Hopkinson bar or pressure bar bundle system comprising an input bar bundle having input bars, and an output bar bundle having output bars 104a. A brittle test specimen is positioned in between the input and outpu...
07/31/2001
6266996Simple and inexpensive method and device for measuring concentration and rate of change of a crystal etchant gas, such as HF or DF gas
A method and device for determining concentration and rate of change of concentration of a gas having ability to act as crystal etchant, such as hydrofluoric acid (HF) or deuterium fluoric acid (DF) gas. A crystal 22 is placed in a chamber and subjected t...
07/31/2001
6266998System for measuring the concentration of gases
A system for measuring the concentration of gases using gas-selective indicator substances in a chip-like carrier (1) with an optoelectronic scanning device (2). The chip-like carrier (2) has composite partial elements (3, 4) wherein one partial element (...
07/31/2001
6266999Method and apparatus for measuring the permeability to water of pervious sheets
A method for the measurement of the permeability to water of a pervious sheet material (16) comprising the steps of placing a nozzle means (5) against one surface of said sheet material (16) and flowing water through the nozzle means (5), characterized by...
07/31/2001
6267000Leak location
When an underground pipe carrying a fluid, such as a buried water-pipe, develops a leak the leak must first be located before it can be repaired. One common location method makes use of the fact that the leaking fluid often creates a noise, typically a hi...
07/31/2001
6267001Test plug
A disposable plug for installation in a cylindrical water line to temporarily block the water line to the passage of water therethrough. The disposable plug includes a cylindrically shaped tablet having a diameter substantially equal to the diameter of th...
07/31/2001
6267002Process for affinity viscosimetry and viscosimetric affinity sensor
The invention concerns a process for affinity viscosimetry and a viscosimetric affinity sensor on the basis of sensitive liquids with analyte-dependent viscosity which are localized within a perfusable dialysis chamber and contain colloidal constituents w...
07/31/2001
6267003Method for measuring changes in osmotic pressure
A method is provided which allows for monitoring changes in osmotic pressure of a sample as a function of time and/or temperature. This is accomplished by placing a sample of a solution at an initial temperature into the sample cell above the membrane sup...
07/31/2001
6267004Glide test head assembly with high take-off resolution
A glide test head assembly optimized for glide avalanche testing. The glide test head assembly of the present invention includes air bearing surfaces formed with a negative crown, or slightly concave surface. The negative crown of the air bearing surfaces...
07/31/2001
6267005Dual stage instrument for scanning a specimen
A dual stage scanning instrument includes a sensor for sensing a parameter of a sample and coarse and fine stages for causing relative motion between the sensor and the sample. The coarse stage has a resolution of about 1 micrometer and the fine stage has...
07/31/2001
6267006Air induction assembly for a mass air flow sensor
An air induction assembly 10 disposed in an intake passage through which air flows to an engine. The air induction assembly 10 has a conduit member 20 which defines an air flow path. A mass air flow sensor (MAFS) 30 is located in the intermediate conduit ...
07/31/2001
6267007Level sensor
A filling level sensor has a carrier part (1) having a lever wire (3) which is attached to a bracket (2) and is axially guided by a bar-shaped apron (11). The bracket (2) has webs (9, 10) which protrude radially with respect to its pivotable and axially n...
07/31/2001
6267008Angular rate detecting device
An oscillator 20 and main frames 30-1 and 30-2, coupled to one another by beams 33-1 through 33-4, float above the upper face of a substrate 10. The main frames 30-1 and 30-2 are divided into a plurality of sections along a Y-axis. Drive electrode portion...
07/31/2001
6267009Capacitive pressure sensor cells or differential pressure sensor cells and methods for manufacturing the same
These capacitive pressure sensor cells have joints between substrates and diaphragms being both pressure and/or tension-proof and high-vacuum-tight and long-term-stable. The sensor cell comprises a ceramic substrate (1) having a cylindrical surface (11), ...
07/31/2001
6267010Integrated sensor device
An integrated sensor device includes first and second housings combined together and is attached to a wall of a conduit via a joint portion thereof. Specifically, the first housing has the joint portion and a pressure conducting hole and holds a temperatu...
07/31/2001
6267011Method and apparatus for determining the true stress and true strain behavior of a ductile polymer
A small punch test apparatus is used to determine true stress and true strain in a ductile polymeric material as it undergoes deformation by the punch head. The information gathered can be used comparatively to assess the acceptability of a body implant s...
07/31/2001
6267012Tensile specimen test grip
Tensile loading is applied to a notched specimen bar through the base of a fixture grip having a pair of interfitting pieces releasably held assembled in a fixture position in axial abutment with the base and in engagement with the specimen bar by means o...
07/31/2001
6267013Flow anomaly detector
An apparatus for detecting an anomaly in a flowing stream includes a set of blades rotatably suspended in the flowing stream and aligned with a normal flow direction of the flowing stream. The blades are configured to rotate at one rate when the anomaly i...
07/31/2001
6267014Apparatus for sensing a load of pressure applied to a surface
Apparatus for sensing and/or measuring load distribution applied to a surface, having a platen providing a continuous, stiff, unapertured surface, a flexible load receiving sheet extending over the platen surface, and a layer of deformable material separa...
07/31/2001
6267015Sampling device for condensable gases
An apparatus and method for sampling gases at elevated temperatures which is amenable to analysis in a manufacturing environment is described. In particular the method and apparatus can be used to determine accurate compositions of gas mixtures contained ...
07/31/2001
6267016Impact particulate collector using a rotary impeller for collecting particulates and moving a fluid
A particle collector includes a combined impact collector and fan, which is usable for both drawing air or other gaseous fluid in which particulates are entrained into a cavity, and then separating the particulates from the gaseous fluid by providing a ro...
07/31/2001
6267017Two-dimensional array for electromechanical and electrochemical spectroscopy
A transducer cell array for electrochemical and electromechanical spectroscopy testing. The array has rows and columns of electrolytic volume cell elements that are spatially uniform. A reference electrode is common to all volume elements. Each counter el...
07/31/2001
6267018Measuring device
A measuring device is disclosed that includes a shaft, a display and/or control unit pivotally supported on an upper end of the shaft, and at least one sensor element disposed in the shaft and operatively connected with the display/control unit. The shaft...
07/31/2001
6267019Applicator for protective coatings
Hydraulic cylinder rods on machines can be protected by applying a thin coating of protectant to the surface of the rod. The present invention provides a flexible, impervious sleeve having first and second ends and first and second edges connecting the en...
07/31/2001
6267020Drive mechanism for variable center distance component insertion machine
A drive mechanism for a variable center distance component insertion machine having a pair of component insertion tooling assemblies mounted adjacent each other so as to be laterally adjustable inwardly and outwardly relative to each other. Each tooling a...
07/31/2001
6267021Anti-backlash device for a motorized optical component positioning stage
An anti-backlash device for a positioning stage arranged for the precise movement of components composed of a pair of plates having rail receiving grooves, a pair of rails joining the plates and attached thereto and a work piece mounting table, the anti-b...
07/31/2001
6267022Articulated robot
In the invention, the structure of an articulated robot is a hollow structure, and the entire body of the arms and closing cover is formed as an enclosed structure. Therefore, an air flow communication passage is maintained, so that dust formed in the rob...
07/31/2001
6267023Lower steering arm assembly for an implement attaching device
An assembly with a lower steering arm has a strut 1 and an attaching end 16. To achieve a cost-effective design while at the same time reducing the play between the attaching end 16 and the end of the strut 1 received therein, the attaching end 16 include...
07/31/2001
6267024Device allowing a system such as a motor vehicle brake boosting system to be controlled using the foot
A device allowing a seated user to use his or her foot to control a member for actuating a system such as a motor vehicle brake boosting system, including a pedal articulated about an axis to a support that can be adjusted in terms of translation in the d...
07/31/2001
6267025Broken pedicle screw extractor
A tool for extracting broken or otherwise damaged screws from bone or wood includes an elongated shaft having a tool engaging head on an upper end to allow rotational force to be applied. The other end includes an opening which includes tapered cutting th...
07/31/2001
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