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Expansible chamber devices December patent applications/inventions, industry category 12/10

20100326268 - Inflatable equipment stabilizer: A method and apparatus for stabilizing a piece of equipment, especially a wind turbine blade when removed from a wind turbine tower, the method and apparatus including a stabilizer bag placed on the ground, having one or more interior inflatable cavities surrounded by a durable exterior membrane having welded seams... Agent: The Law Firm Of Susanne M. Moore Susanne M. Moore

20100326269 - Cylinder apparatus and method of manufacturing cylinder apparatus: A metallic protecting cover is formed from two axially split members, i.e. a first protecting cover member secured to a mounting eye, and a second protecting cover member having an overall length shorter than that of each of first and second cylinders and having a predetermined gap between itself and... Agent: Wenderoth, Lind & Ponack, L.L.P.

20100326270 - Process for roughening metal surfaces: A method of roughening metal surfaces of a workpiece such as a cylinder bore of an internal combustion engine to improve the adhesion of layers thermally sprayed thereon. Uniform grooves are formed in the surface and ridges are arranged between the grooves. The grooves may be formed by a process... Agent: Brooks Kushman P.C./fgtl

20100326271 - Reciprocating pump and method for making a system with enhanced dynamic seal reliability: A pressure pump may include a reciprocating assembly including a dynamic seal configured to be in sliding contact with a surface. The surface may be implanted with positive ions such as hydrogen ions/protons to provided reduced wear and/or greater service life of the dynamic seal. According to embodiments, a pump... Agent: Graybeal Jackson LLP

20100319529 - Valve cap: There is disclosed a valve cap for sealing an aperture in a pump; a plugging assembly for use in a valve cap to provide a seal at an aperture in a pump; a docking unit for use with a plugging assembly for sealing an aperture in a pump; and a... Agent: Lundeen & Lundeen, PLLC

20100319530 - Sealing apparatus for square piston used for compressing and feeding fluid: A sealing apparatus for a square piston used for compressing and feeding a fluid is applied to equipment used for compressing or feeding the fluid on the basis of a new concept, and maintains a perfectly sealed state to thus guarantee stable operation of the equipment. The sealing apparatus includes... Agent: Christopher Paul Mitchell

20100313746 - Cylinder block and method for the production of a cylinder block: A cylinder block has functional surfaces machined by cutting and with at least one cylinder (5) with a coating. To simplify the production of the cylinder block, the cylinder block (1) has an inwardly projecting collar (25, 26) at the end of the cylinder (5) to delimit the cylinder (5)... Agent: Hespos & Porco LLP

20100307331 - Telescopic composite cylinder hydraulic hoist: The present invention is a telescopic composite cylinder that functions as a hydraulic hoist incorporating multiple cylinders formed of composite materials. The walls of the multiple cylinders may be formed of pultruded composite material, or a combination of composite materials. The cylinders of the hydraulic hoist may incorporate a plurality... Agent: Miller Thompson, LLP

20100300283 - Hydraulic cylinder: A pressure-receiving face plate 29 is mounted on one end face of a piston 12, and a support member 26 is raised on the end face of the piston 12. Disposed on the support member 26 with an allowance are, from the pressure-receiving faceplate 29 respectively, a disk spring 27,... Agent: Fish & Richardson P.C.

20100300281 - Retaining segment: The invention relates to a retaining segment (17, 38) for retaining a back-up plate of a hydrostatic piston machine. The retaining segment (17, 38) has a recess (20) for an actuating element of an adjusting device and a retaining surface that extends along an arc section (48). A stop surface... Agent: Scully Scott Murphy & Presser, PC

20100300282 - Connecting rod bore: A linking arm conveying generally linear movement from a piston into generally radial movement of a crankshaft is disclosed. The linking arm includes a shaft extending between a piston pin end and a crankshaft pin end. The piston pin end defines a piston pin bore. A piston pin bore surface... Agent: Rader, Fishman & Grauer PLLC