Patents by Inventor Roger Perkins
Roger Perkins has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20210405982Abstract: Methods and systems for transforming bytecodes using virtual artifacts are disclosed. In one aspect, a method is provided that includes receiving a build request to convert source code into a first bytecode. A first virtual artifact may be identified within the source code and it may be determined that a local repository does not store the first virtual artifact. A real artifact that corresponds to the first virtual artifact may be retrieved from a centralized repository. A bytecode transformation may be applied to the real artifact to generate a second bytecode and the second bytecode may be added to the first bytecode.Type: ApplicationFiled: June 25, 2020Publication date: December 30, 2021Inventors: Stuart Wade Douglas, James Roger Perkins
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Patent number: 7806280Abstract: A deployable rod for hanging clothes after removal from a dryer. The apparatus is a circular rod with a hinge mechanism that is attached to a vertical wall surface. In a retracted state, it folds compactly up against the wall. In a deployed state, it extends perpendicularly outward. The apparatus is supported in the extended outward position by a cable that extends from the outer end back to the wall surface at a 45° angle. This cable support system provides strength for holding clothes. A user could remove clothes from a dryer, immediately place them on hangers and then hang them from the employed apparatus in the extended position; however, other articles may be supported in this manner.Type: GrantFiled: August 1, 2007Date of Patent: October 5, 2010Inventors: Roger A. Perkins, Marvin E. Perkins
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Publication number: 20050160587Abstract: An electrical module assembly used in a surge arrester is manufactured by wrapping an electrical module assembly including at least one metal oxide varistor (MOV) disk to which a reinforcing structure including a pre-impregnated epoxy/glass-fiber composite has been applied with shrink film and compacting the wrapped electrical module assembly by heating the shrink film such that the shrink film shrinks and applies a radially compressive force to the electrical module assembly. The wrapped electrical module assembly then is cured at a temperature at which the shrink film no longer applies a compressive force.Type: ApplicationFiled: January 23, 2004Publication date: July 28, 2005Inventors: Michael Ramarge, Alan Yerges, David Bailey, Roger Perkins
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Publication number: 20050110607Abstract: A fuse includes an electrical assembly and a fuse tube assembly. The electrical assembly has two electrical contacts accessible from the exterior of the fuse and a fuse element in contact with the two electrical contacts. The fuse tube assembly includes a support structure surrounding at least a portion of the electrical assembly and a reinforcing structure formed over the support structure and in contact with at least a portion of the electrical assembly. The reinforcing structure is made of a fiber matrix pre-impregnated with a resin.Type: ApplicationFiled: November 20, 2003Publication date: May 26, 2005Inventors: Tomas Babic, Roger Perkins, Michael Ramarge, David Bailey
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Patent number: 5783315Abstract: An article having a protective coating thereon includes a substrate having a substrate composition and a substrate surface, and a protective coating contacting and overlying at least a portion of the substrate surface. The substrate is preferably a Ti--Nb aluminide, an .alpha.2-titanium aluiminide, or a .gamma.-titanium aluminide. The protective coating includes a metallic layer contacting the substrate surface and having a composition, in atomic percent, of from about 5 to about 40 percent chromium, from about 44 to about 59 percent aluminum, balance titanium plus incidental impurities. The protective coating may further include a ceramic layer contacting and overlying the metallic layer, with the metallic layer lying between the ceramic layer and the substrate.Type: GrantFiled: March 10, 1997Date of Patent: July 21, 1998Assignee: General Electric CompanyInventors: Jon C. Schaeffer, Russell L. McCarron, Gerald H. Meier, Roger A. Perkins, Joseph F. Cullinan
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Patent number: 5143711Abstract: A method for manufacturing a precursor powder for use in making a varistor is disclosed. This precursor powder is produced by preparing a homogeneous aqueous dispersion of metal oxides and/or metal hydroxides and heating the dispersion in a closed pressure reactor to a temperature between 200.degree. C. and 350.degree. C. for hydrothermally treating the homogeneous dispersion. The precursor powder produced in the afore-described method is highly homogeneous and of controlled crystal phase and morphology and after mixing with zinc oxide powder can homogeneously be reacted with the zinc oxide in a ceramic process.Type: GrantFiled: December 5, 1989Date of Patent: September 1, 1992Assignee: Asea Brown Boveri Ltd.Inventors: Wolfgang Kluge, Roger Perkins, Marco Rossinelli, William J. Dawson
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Patent number: 4816959Abstract: A lightning arrester with a monolithic, active resistor core made of voltage-dependent resistance material based on ZnO is produced by mixing and grinding the base materials ZnO+metal oxides, producing pourable granules, filling into a silicone rubber tube and pressing cold-isostatically or radially into a moulding, sintering of the moulding into a self-supporting, monnolithic resistor core, converting the resistor core, with an insulator by casting around, coating or painting with an epoxy resin, silicone material or concrete polymer or by drawing over a shrink-fit tube or by glazing. The resultant lightning arrester has a simple configuration, good reproducibility, cost-effective mass production.Type: GrantFiled: August 31, 1987Date of Patent: March 28, 1989Assignee: ASEA Brown Boveri Ltd.Inventors: Gunther Maier, Joseph Mosele, Roger Perkins
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Patent number: 4811478Abstract: A lightning arrester with a monolithic, active resistor core made of voltage-dependent resistance material based on ZnO is produced by mixing and grinding the base materials Zno+metal oxides, producing pourable granules, filling into a silicone rubber tube and pressing cold-isostatically or radially into a moulding, sintering of the moulding into a self-supporting, monolithic resistor core, converting the resistor core, with an insulator by casting around, coating or painting with an epoxy resin, silicone material or concrete polymer or by drawing over a shrink-fit tube or by glazing. The resultant lightning arrester has a simple configuration, good reproducibility, cost-effective mass production.Type: GrantFiled: August 31, 1987Date of Patent: March 14, 1989Assignee: BBC Brown, Boveri & Company, LimitedInventors: Gunther Maier, Joseph Mosele, Roger Perkins
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Patent number: 4767729Abstract: A voltage-dependent ceramic resistance (varistor) based on ZnO and other addition elements, mostly in the form of oxides, is prepared, in that the addition elements are added to a suspension of ZnO powder in H.sub.2 O as chemical substances in the form of aqueous, mutually compatible, non-separating solutions of organic salts, acids, complex compounds and/or colloids, the suspension/aqueous solution formed in this manner is dried in the presence of air in a spray dryer, the free-flowing powder/granules prepared in this manner are pressed to a body and the pressed body is subjected to heat treatment, in order to decompose the organic substances, convert them into oxides, remove the decomposition products, and is finally sintered by successive heating to 650.degree. C., 900.degree. C. and 1100.degree. to 1300.degree. C. The water-soluble chemical substances to be used are preferably organic salts such as formates, acetates, lactates, tartrates, citrates, ammonium citrates and ammonium tartrates.Type: GrantFiled: April 29, 1986Date of Patent: August 30, 1988Assignee: BBC Brown, Boveri & Company, LimitedInventors: Maged A. Osman, Roger Perkins, Friedrich Schmuckle, Claus Schuler
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Patent number: 4729053Abstract: A lightning arrester with a monolithic, active resistor core made of voltage-dependent resistance material based on ZnO is produced by mixing and grinding the base materials ZnO+metal oxides, producing pourable granules, filling into a silicone rubber tube and pressing cold-isostatically or radially into a moulding, sintering of the moulding into a self-supporting, monolithic resistor core, converting the resistor core, with an insulator by casting around, coating or painting with an epoxy resin, silicone material or concrete polymer or by drawing over a shrink-fit tube or by glazing. The resultant lightning arrester has a simple configuration, good reproducibility, cost-effective mass production.Type: GrantFiled: December 16, 1985Date of Patent: March 1, 1988Assignee: BBC Brown, Boveri & Company, LimitedInventors: Gunther Maier, Joseph Mosele, Roger Perkins
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Patent number: 4559167Abstract: A varistor of metal oxides, predominantly zinc oxide (ZnO), is provided on its lateral surface between two contact faces, with a coating consisting at least partially of an organic polymer. In order to prevent rapid degradation in oxygen-free surroundings, the coating contains at least one oxygen barrier layer or is formed entirely as such a layer, which contains filler particles in an organic matrix material. The filler is here taken from the group comprising the following substances or groups of substances: synthetic mica, natural mica, vermiculite, micaceous iron ore, glass and other non-metallic inorganic substances present in the form of platelets or flakes; metal oxides, active part material in a pulverulent form and other oxygen-releasing inorganic substances. The organic matrix material is selected from the group comprising epoxide resins, alkyd resins, polyurethanes, silicone resins, unsaturated polyester resins and acrylates.Type: GrantFiled: November 29, 1984Date of Patent: December 17, 1985Assignee: BBC Brown, Boveri & Company, LimitedInventors: Elias Julke, Tony Kaiser, Maged A. Osman, Roger Perkins
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Patent number: 4135953Abstract: A rare earth permanent magnet comprising an alloy consisting essentially of:RE.sub.2 (CO.sub.1-x-y Fe.sub.x TM.sub.y).sub.17+zWherein:Re is at least one rare earth element;Tm is at least one transition element selected from the group consisting of chromium, manganese, titanium, tungsten and molybdenum;-2 .ltoreq. z .ltoreq. 1;0.5 < (1-x-y) < 10.05 .ltoreq. x .ltoreq. 0.40.01 .ltoreq. y .ltoreq. 0.2Wherein said rare earth permanent magnet is further characterized by possessing high values of coercive field strength, an ideal demagnetization curve and a remanence of more than 9KG and wherein said rare earth permanent magnet is prepared by the process which comprises mixing together a starting alloy of the composition RE.sub.2 (Co.sub.1-x-y Fe.sub.x TM.sub.y).sub.17+z and 8 to 14 wt. % of a samarium-rich sinter additive compound composed of 50-60 wt.% samarium and 40-50 wt.% of an alloy Co.sub.1-x-y Fe.sub.x TM.sub.Type: GrantFiled: August 30, 1977Date of Patent: January 23, 1979Assignee: BBC Brown, Boveri & Company, LimitedInventors: Hartmut Nagel, Roger Perkins
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Patent number: 4081297Abstract: A permanent magnet consists of a rare earth element (RE) or a mixture thereof, cobalt, iron and a transition metal (TM) selected from the group consisting of chromium, manganese, titanium, tungsten, molybdenum, and mixtures thereof; wherein for each two moles of the rare earth elements there are 14-19 moles of all other elements.Type: GrantFiled: September 10, 1976Date of Patent: March 28, 1978Assignee: BBC Brown Boveri & Company LimitedInventors: Hartmut Nagel, Roger Perkins