Patent application number | Description | Published |
20100212613 | Multi-Cylinder opposed piston engines - Integrated, multi-cylinder opposed engine constructions include a unitary support structure to which cylinder liners are removeably mounted and sealed and on which crankshafts are rotatably supported. The unitary support structure includes cooling manifolds that provide liquid coolant to the cylinder liners. Exhaust and intake manifolds attached to the support structure to serve respective ports in the cylinder liner. The engine constructions may also include certain improvements in the construction of cooled pistons with flexible skirts, and in the construction of cylinders with sealing structures mounted outside of exhaust and inlet ports to control lubricant in the cylindrical interstice between the through bore and the pistons. | 08-26-2010 |
20100212637 | Cylinder and piston assemblies for opposed piston engines - Integrated, multi-cylinder opposed engine constructions include a unitary support structure to which cylinder liners are removeably mounted and sealed and on which crankshafts are rotatably supported. The engine constructions include a cooled piston with a resiliently deformable joint connecting crown and skirt and a cooled cylinder liner with wipers to manage lubricant in the cylindrical interstice between the cylinder bore and the piston skirts. | 08-26-2010 |
20100319661 | Cylinder-Mounted oil wiper for an opposed piston engine - A ported cylinder for a diesel engine includes a circular groove in the bore, located on the outside of respective port. An oil wiper ring or a group of oil wiper rings is seated in the circular groove for wiping excess lubricating oil from a piston surface. A compressing ring is disposed between the oil wiper ring or group of oil wiper rings and the floor of the circular groove to urge the oil wiper rings into contact with the piston surface. An oil wiper ring construction includes a major surface with oil-conducting channels. | 12-23-2010 |
20130104848 | Fuel Injection Strategies in Opposed-Piston Engines with Multiple Fuel Injectors | 05-02-2013 |
20140026864 | Cylinder and Piston Assemblies for Opposed Piston Engines - Integrated, multi-cylinder opposed engine constructions include a unitary support structure to which cylinder liners are removeably mounted and sealed and on which crankshafts are rotatably supported. The engine constructions include a cooled piston with a resiliently deformable joint connecting crown and skirt and a cooled cylinder liner with wipers to manage lubricant in the cylindrical interstice between the cylinder bore and the piston skirts. | 01-30-2014 |
20140238360 | Rocking Journal Bearings for Two-Stroke Cycle Engines - A rocking journal bearing for a two-stroke cycle engine includes a bearing sleeve having a bearing surface with a plurality of axially-spaced, eccentrically-disposed surface segments and a rocking journal having a plurality of axially-spaced, eccentrically-disposed journal segments. The rocking journal is retained for rocking oscillation on the bearing surface. Space for receiving oil is provided in the rocking journal and oil delivery outlets acting through the journal segments deliver received oil to the bearing surfaces. | 08-28-2014 |
Patent application number | Description | Published |
20090075570 | UNIVERSAL ROTARY BLADE HOLDER FOR SHARPENER - A blade-sharpening machine for sharpening any one of various sizes of rotary blades comprises a drive unit and a universal blade chuck for holding the blade to be sharpened. The drive unit further includes a sharpening assembly that sharpens the blade while the drive unit rotates the blade chuck. The blade chuck includes a chassis and jaws that are circumferentially spaced about the chassis and are shiftably attached thereto for securing the rotary blade. A spring-loaded fastener normally urges the jaws radially inwardly into engagement with the blade. A centrally-positioned cam is operable to shift the jaws simultaneously so that the blade can be selectively secured on the blade chuck. | 03-19-2009 |
20090081931 | BLADE DRESSING TOOL - A dressing device for sharpening or conditioning of a blade or the like includes one or more disk pairs each having a pair of disks respectively presenting a plurality of ribs. The disks are oriented in face-to-face relationship with the ribs thereof in meshed, intercalated relationship to thereby create circumferential dressing openings. The ribs are configured to create sharpened edge on a knife blade or the like. | 03-26-2009 |
20090124181 | KNIFE BLADE DRESSING APPARATUS - A dressing device for sharpening or conditioning of a blade or the like includes one or more disk pairs each having a pair of disks respectively presenting a plurality of ribs. The disks are oriented in face-to-face relationship with the ribs thereof in meshed, intercalated relationship to thereby create circumferential dressing openings. The ribs are configured to create sharpened edge on a knife blade or the like. | 05-14-2009 |
20100170097 | SAFETY RELEASE FOR DIRECT DRIVE OF ROTARY KNIFE - A rotary knife assembly includes a rotary knife with a spinning blade, a motor operable to power the rotary knife, a flexible drive cable with a proximal end drivingly connected to the knife to transmit rotational power to the blade while being flexed along the length of the cable, and a safety release drivingly connected to a distal end of the cable. The safety release is drivingly coupled to the motor and is operable to transmit rotational power from the motor to the drive cable and thereby the rotary knife. The safety release includes input and output members releasably drivingly engaged with one another. The safety release is operable to drivingly disengage the members. | 07-08-2010 |
20100323591 | SELF-ALIGNING ROTARY BLADE HOLDER FOR SHARPENER - A universal blade sharpening machine is operable to securely hold and sharpen any one of multiple variously sized circular blades. The machine includes a blade-sharpening drive with an adjustable blade sharpener and also includes a universal blade holder that is rotatably powered by the drive. The blade holder includes a blade-receiving chassis that holds the blade during sharpening and is rotatable about a rotation axis of the blade holder. The chassis includes a plurality of radially spaced blade-retaining sections each associated with a respective one of the circular blades. | 12-23-2010 |
20120030952 | ROTARY KNIFE WITH BLADE BUSHING - A powered rotary knife includes a handle, a blade housing, an annular blade, and a blade bushing for rotatably mounting the blade within the housing. The blade housing includes an inner groove that is operable to receive the blade bushing therein. The blade housing and blade bushing are split in order to expand and receive the blade. The blade includes an outer groove that is also operable to receive the blade bushing. Thus, the blade bushing is spaced between the blade housing and blade and rotatably secures the blade within the blade housing. | 02-09-2012 |
20130031789 | BLADE BUSHING FOR ROTARY KNIFE - A powered rotary knife includes a handle, a blade housing, an annular blade, and a blade bushing for rotatably mounting the blade within the housing. The blade housing includes an inner groove that is operable to receive the blade bushing therein. The blade housing and blade bushing are split in order to expand and receive the blade. The blade includes an outer groove that is also operable to receive the blade bushing. Thus, the blade bushing is spaced between the blade housing and blade and rotatably secures the blade within the blade housing. | 02-07-2013 |
20130104404 | ROTARY KNIFE WITH MECHANISM FOR CONTROLLING BLADE HOUSING | 05-02-2013 |
20130156355 | REMOVABLE BEARING COVER - A bearing cover is provided for attachment relative to a bearing assembly. The cover includes a flange and a magnet associated with the flange. The magnet is configured to removably retain the bearing cover relative to the bearing assembly. | 06-20-2013 |
20130326886 | REPLACEABLE HIGH GRIP CONNECTION FOR BLADE HOUSING OF ROTARY KNIFE - A rotary knife includes a handle, a rotatable annular blade, an expandle blade housing, and a housing support. The blade housing is movable relative to the handle between a blade-securing condition, in which the blade housing securely supports the blade for rotational operation, and a relatively expanded blade-releasing condition, in which the blade housing permits removal and installation of the blade relative to the blade housing. The housing support is coupled to the handle and supports the housing in the blade-securing and blade-releasing conditions. The support and housing include interengaging surfaces that contact one another in the blade-securing condition, with at least one of the interengaging surfaces including an applied high-friction coating. | 12-12-2013 |
20140105783 | DEODORIZING AND SANITIZING CONTAINER - Improved, portable apparatus for ozone deodorizing and sanitizing of clothing items such as shoes is provided having a housing sized to receive an item to be treated, together with an ozone generator and a ventilation assembly operable to deliver ozone-laden air currents into the housing. In preferred forms, the ozone generator is located within a compartment separate from the housing, and a fan assembly is used to draw ambient air currents adjacent the generator for ozone supplementation, followed by delivery of the ozone-laden air currents into the housing. | 04-17-2014 |
20140109415 | BREAKAWAY LUG DRIVE COUPLER OF ROTARY KNIFE - A rotary knife assembly includes a rotary knife with a spinning blade, a motor operable to power the rotary blade, and a flexible drive cable connected between the motor and knife to transmit rotational power to the blade. The assembly includes a safety release feature drivingly intercoupled between the motor and drive cable so as to drivingly disconnect the cable and knife from the motor when excess torque is experienced. The safety release feature is in the form of a breakaway drive lug operable to normally transmit rotational power from the motor to the knife. In the event of binding of the knife or kinking of the drive cable, excess torque serves to break the drive lug in order to disengage the motor from the knife. | 04-24-2014 |