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1 USRE32952E
METHOD OF PREPARING N-ACRYLOYL- ALPHA -AMINO ACIDS
13.06.1989
2 JP1150029A
HALF-CLUTCH POSITIONING METHOD FOR CLUTCH

PURPOSE:To promote the improvement of feeling of start, speed change, etc. by measuring a temperature of oil in a transmission and not determining a half-clutch position, when the temperature of oil is out of the reference range, but determining the half-clutch position only when the temperature of oil is within the predetermined reference range. CONSTITUTION:A CPU 31 detects a vehicle in a stop c...

13.06.1989
3 JP1150049A
HYDRAULIC CONTROL DEVICE FOR AUTOMATIC TRANSMISSION

PURPOSE:To prevent a speed change shock from its generation by performing, when a study correction is performed for a method of electronic control for a value of parameters in a speed change thereafter in accordance with the speed change time, the correction of the same trend also for the method for the other value. CONSTITUTION:An electronic control means controls a back pressure of an accumulato...

13.06.1989
4 JP1150053A
CONTROL DEVICE FOR ENGINE WITH AUTOMATIC TRANSMISSION

PURPOSE:To prevent a speed change shock by controlling a line pressure of an automatic transmission to be corrected in accordance with an octane number of fuel in a manner wherein the line pressure obtains a relatively high value for the fuel of high octane number and a relatively low value for the fuel of low octane number. CONSTITUTION:An engine control unit 3 controls a fuel injection valve 8 a...

13.06.1989
5 JP1150059A
TWO-STEP BELT TRANSMITTING MACHINE

PURPOSE:To promote the extension of life of a device as a whole with its instantaneous impact being absorbed by forming the first step transmitting machine between an input shaft and an intermediate shaft into a timing belt type and the second step transmitting machine between the intermediate shaft and an output shaft into a slippable belt type. CONSTITUTION:Providing timing pulleys 21, 22 in an ...

13.06.1989
6 CA1255751A1
ELECTRODES FOR LEAD ACCUMULATORS;ELECTRODES POUR ACCUMULATEURS AU PLOMB

of the disclosure: Electrodes for lead accumulators, characterized by being prepared by admixing powdered lead for use as an active material in lead accumulators with at least one member selected from lead sulfate salts to obtain a mixture and then having the thus obtained mixture held uniformly on grids without need of previous kneading, aging and drying of the mixture, thereby to obtain electrod...

13.06.1989
7 US4838290A
SLIMLY-FOLDED UMBRELLA HAVING EXTENDIBLE BRIM PORTION

An umbrella includes a plurality of main links for securing an umbrella cloth and several shortened links each pivotally connected with a tail link which is operatively suspended horizontally to a stretcher link by a supporting link when opening an umbrella so that tail links with the secured umbrella cloth may be flattened horizontally to serve as a brim for shielding purpose without obstructing ...

13.06.1989
8 US4839393A
POLYURETHANE FOAMS CONTAINING ORGANOFUNCTIONAL SILANES

Polyurethane foams based on reactive polyols and polyisocyanates containing a filler are modified with an organofunctional silane containing a hydrolyzable group and an ethylenically unsaturated linkage. The polyurethane foams have improved physical properties including improved stability, compression set, tear resistance, elongation, and tensile strength.

13.06.1989
9 JP1149902A
FINE GRANULAR COMPLEX POWDER

PURPOSE:To manufacture fine granular complex powder suitable for injection molding by executing electric plating of Zn, Ni, Sn, Pb, Cu, etc., on the surface of fine granular iron powder having the specific particle size. CONSTITUTION:The electric plating of one or more kinds selected among Zn, Ni, Sn, Pb and Cu is executed on the surface of the granular fine iron powder or carbonyl iron powder hav...

13.06.1989
10 JP1149903A
SINTERED COLD FORGING METHOD

PURPOSE:To manufacture a forging product having high density and uniform composition under good productivity by applying liquid lubricating agent after coating synthetic resin on surface of sintered preform, compressed-forming in a die and burning out the synthetic resin film by re-sintering. CONSTITUTION:The sintered preform 1 for cold forging formed from metal powder is enclosed in a nylon bag 2...

13.06.1989
11 DK287089D0
FREMGANGSMAADE TIL FREMSTILLING AF ET FLEKSIBELT POLYURETANSKUM

A method for preparing a flexible polyurethane foam, wherein a polyether-polyol having an average molecular weight from 1000 to 8000 and an average functionality not larger than 4, is brought into reaction with organic polyisocyanates in the presence of a foam stabilizer, a catalyst and a blowing means comprising methylformate, wherein a cross-linker/extender and/or an amine catalyst with delayed ...

13.06.1989
12 US4838119A
DIFFERENTIAL GEAR ASSEMBLY WITH VISCOUS AND FRICTION CLUTCH MECHANISMS

A differential apparatus comprises first and second rotary devices rotatable with respect to each other, a viscous clutch having a chamber filled with a viscous fluid and restricting a differential operation generated between the first and second rotary devices by the resistance of the viscous fluid, a friction clutch separated from the viscous clutch and restricting the differential operation, an...

13.06.1989
13 US4838120A
CENTRIFUGALLY ACTUATE CLUTCH FOR A LIMITED SLIP DIFFERENTIAL

A limited slip differential of this invention is equipped with two centrifugal clutches that are interposed between a differential casing and side gears or pinion gears. The centrifugal clutches provide a direct drive between the casing and the side gears in high speed driving.

13.06.1989
14 US4838172A
TRANSPORTING SYSTEM OF FLOATED CARRIER TYPE

In a transporting system, four magnetic units are mounted on corners of carrier and the carrier is suspended under rails by electromagnetic attractive forces acting between the magnetic units and the bottom section of the rails. Each of the magnetic unit has a permanent magnet and electromagnets and gap sensors are provided on the carrier to sense a gap between each magnetic unit and rail. A batte...

13.06.1989
15 US4838389A
PROTECTIVE DEVICE FOR DRUM-BRAKE OPERATING SHAFT

The invention relates to a protective device of drum-brake operating shafts of trucks and touring trailers. This device is essentially constituted by a protective sleeve (4) mounted on the bushing (5) of the operating shaft (1) of the clearance cam (3) of the brake shoes. This sleeve (4), extended up to the operating lever (2), comprises a packing (6) at each one of the extremities of its bore. Th...

13.06.1989
16 US4838910A
AIR DRIVEN FILTRATION SYSTEM

An air driven filtration system is disclosed. The system includes a power module housing, an air driven motor and a removable filter pack. The power module is adapted to receive an intake adapter for connecting a remote filter pack thereto which may be placed in a contaminated work area. The remote filter pack is connected to the power module by flexible ducting.

13.06.1989
17 US4839195A
COATING BLADE FOR MICROTOME AND METHOD FOR THE PREPARATION THEREOF

A microtome blade made of, for example, sapphire is imparted with greatly improved cutting power as well as durability and anti-corrosion resistance by providing a coating layer of diamond thereon. Such a coating layer can be formed by subjecting a base blade to a treatment of plasma-induced chemical vapor deposition of diamond in an atmosphere of a gaseous mixture of a hydrocarbon compound and hy...

13.06.1989
18 US4839217A
AROMATIC POLYIMIDE FILM

An aromatic polyimide film containing very fine particles of an inert inorganic material having an average particle diameter of 40 to 1,000 angstroms in an amount of 0.02 to 6.0 wt. %, wherein a surface of the film is provided with extremely small sized protrusions having a maximum height of 50 to 500 angstroms and an average diameter of 50 to 2,000 angstroms, the number of protrusions is in the r...

13.06.1989
19 US4839233A
MEDICAL GRADE FILM AND METHOD OF STERILIZING THE SAME AND STERILIZED MEDICAL GRADE FILM

A medical grade film, a method of sterilizing a medical grade film and the sterilized medical grade film produced thereby, wherein the film contains a vinyl chloride resin, such as PVC, and barium sulfate. The film can be sterilized by exposure to gamma radiation of one to five megarads without any color change. Electron beam radiation may also be employed.

13.06.1989
20 US4839234A
POLYPROPYLENE FILM

A monolayer polypropylene film obtained by melt extrusion from a composition comprising 100 parts by weight of a crystalline polypropylene and, incorporated therein, a slipping agent [A] having a melting point of 100 DEG to 125 DEG C. and a slipping agent [B] having a melting point of 70 DEG to 90 DEG C. in a total amount of 0.05 to 1.0 part by weight, the initial coefficient of friction of sa...

13.06.1989