Images List Premium Download Classic

Crank

Crank-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


loading
NEW Method for sensing reverse rotation of engine in vehicle using tooth period ratio of crankshaft
Hyundai Motor Company
June 22, 2017 - N°20170176288

A method for sensing reverse rotation of an engine in vehicle includes: detecting tooth period ratios using a crankshaft angle detection sensor and storing the detected tooth period ratios in a buffer of an electronic control unit (ecu); calculating a tooth period ratio between a measured tooth period and a tooth period measured just before thereof; determining whether the tooth ...
NEW Bicycle crank arm assembly
Minebea Co., Ltd.
June 22, 2017 - N°20170176275

A bicycle crank arm assembly basically includes a bicycle crank arm and first to third detecting circuits. The first detecting circuit is configured to detect a force acting in a first direction. The second detecting circuit is configured to detect a force acting in a second direction. The third detecting circuit is configured to detect a moment. The first detecting ...
NEW Engine block with recessed main bearing cap
Ford Global Technologies, Llc
June 22, 2017 - N°20170175817

Systems are provided for an engine block assembly comprising a cylinder block, bearing caps and crankshaft main bearings. In one example, an engine block assembly may comprise a cylinder block, a bearing cap bolted to the cylinder block, the bearing cap comprising: a first recess included in a first surface, a second recess included in a second surface opposite the ...
NEW Crank Patent Pack
Download 732+ patent application PDFs
Crank Patent Applications
Download 732+ Crank-related PDFs
For professional research & prior art discovery
inventor
  • 732+ full patent PDF documents of Crank-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
NEW Air-cooled v-type engine
Kubota Corporation
June 22, 2017 - N°20170175687

An air-cooled v-type engine includes a crankcase, a cooling fan disposed at the front end of a crankshaft, a fan casing housing the cooling fan, a pair of cylinders projecting to form a v shape from the crankcase as seen in a direction along an axial center of the crankshaft, and cylinder heads. A distributor for distributing supply fuel from ...
NEW Air charge estimation via manifold pressure sample at intake valve closing
Ford Global Technologies, Llc
June 22, 2017 - N°20170175660

Methods and systems are provided for the estimation of an aircharge into a cylinder used to adjust an engine operating parameter, based on a manifold pressure signal stored in a buffer. In one example, a method may include sampling an intake manifold pressure sensor signal at even increments of time, stamping it with its corresponding crank angle and storing it ...
NEW Engine synchronization apparatus and control method thereof
Hyundai Motor Company
June 22, 2017 - N°20170175654

An engine synchronization apparatus includes: a crank shaft position sensor detecting a position of a crank shaft to detect a tooth and a missing tooth; a cam sensor detecting a position of a cam corresponding to an angle of rotation of each of an intake cam and an exhaust cam; and a controller synchronizing the engine to use a tooth ...
NEW Crank Patent Pack
Download 732+ patent application PDFs
Crank Patent Applications
Download 732+ Crank-related PDFs
For professional research & prior art discovery
inventor
  • 732+ full patent PDF documents of Crank-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
NEW Engine operable in horizontal and vertical shaft orientations
Briggs & Stratton Corporation
June 22, 2017 - N°20170175621

A small air-cooled internal combustion engine includes an aluminum engine block including a cylinder, a crankcase reservoir, and an outer surface, a piston positioned within the cylinder and configured to reciprocate within the cylinder, and a crankshaft coupled to the piston and configured to rotate about a crankshaft axis, wherein a portion of the crankshaft is located in the crankcase ...
NEW Uniflow scavenging two-cycle engine
Ihi Corporation
June 22, 2017 - N°20170175616

A uniflow scavenging two-cycle engine includes an scavenging port having a swirling guide portion that guides scavenging gas into a cylinder in a direction inclined with respect to a radial direction of the cylinder, and a center guide portion that is provided to be closer to a crank side of the cylinder than the swirling guide portion and guides the ...
NEW Valve opening and closing timing control apparatus
Aisin Seiki Kabushiki Kaisha
June 22, 2017 - N°20170175593

A valve opening and closing timing control apparatus includes: a driving side rotor synchronously rotating with a crankshaft of an internal combustion engine; a driven side rotor disposed coaxially with a rotary axis of the driving side rotor and synchronously rotating with a camshaft; a connecting bolt disposed coaxially with the rotary axis, and connecting the driven side rotor to ...
NEW Detachable chainring assembly
Th Industries Co., Ltd.
June 22, 2017 - N°20170174288

A detachable chainring assembly includes a first chainring, a second chainring and a locking part. The first chainring includes a first through hole. The second chainring includes a first surface, a second surface, a driven hole, and a plurality of first protrusion parts. The second surface is opposite to the first surface. The driven hole runs through the first surface ...
NEW Variable sweep angle motor drive
Goodrich Aerospace Services Private Limited
June 22, 2017 - N°20170174183

A windshield wiper system for an aircraft is provided and includes a motor, an output shaft, a wrap spring and crank rocker mechanism (wscrm) to which the motor and the output shaft are coupled and a controller. By way of the wscrm, first directional rotation input to the wscrm from the motor via a two-stage gear reduction is converted such ...
NEW Apparatus for forming a blank for finish forging for a forged crankshaft for a three-cylinder ...
Nippon Steel & Sumitomo Metal Corporation
June 22, 2017 - N°20170173664

In a forming apparatus, movable journal dies (10u, 10b) and stationary journal dies (9u, 9b) retain rough journal portions (ja) of a preform blank (4) therebetween, and reference crank pin die (11) and movable crank pin dies (12) contact rough crank pin portions (pa) thereof, and in this state, the movable journal dies (10u, 10b) and the movable crank pin dies (12) are moved ...
NEW Apparatus for forming a blank for finish forging for a forged crankshaft for a 4-cylinder ...
Nippon Steel & Sumitomo Metal Corporation
June 22, 2017 - N°20170173663

In a forming apparatus, stationary journal dies (10u, 10b) and movable journal dies (11u, 11b) each hold and retain rough journal portions (ja) of a preform blank (4) therebetween, and crank pin dies (12) contacts rough crank pin portions (pa) thereof, and in this state, the movable journal dies (11u, 11b) are moved axially toward the stationary journal dies (10u, 10b) and ...
NEW Crank Patent Pack
Download 732+ patent application PDFs
Crank Patent Applications
Download 732+ Crank-related PDFs
For professional research & prior art discovery
inventor
  • 732+ full patent PDF documents of Crank-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Estimation apparatus, estimation method and engine system
Fujitsu Limited
June 15, 2017 - N°20170167950

An estimation apparatus, includes: a sensor, disposed in the proximity of a crank rotor, configured to output a signal in response to a positional variation of an outer periphery of the crank rotor, the crank rotor including a plurality of protruding teeth formed at given distances and a tooth-missing region on an outer periphery of the crank rotor and configured ...
A thermally-driven heat pump having a heat exchanger located between displacers
Thermolift, Inc.
June 15, 2017 - N°20170167759

A thermally driven heat pump is disclosed in which at least most of the warm heat exchanger is disposed within the cylinder between the hot and cold displacers. Such an arrangement is not suitable for a prior art heat pump in which movement of the displacers is based on a crank because it would lead to too much dead volume ...
Bicycle crank assembly
Shimano Inc.
June 15, 2017 - N°20170167542

A bicycle crank assembly includes a sprocket having a rotational center axis, a crank, a crank axle and a slide mechanism. The crank axle is attached to the crank and includes an internal space. The slide mechanism is configured to displace the sprocket relatively to the crank in an axial direction parallel to the rotational center axis. At least part ...
Half thrust bearing and bearing device for crankshaft of internal combustion engine
Daido Metal Company Ltd.
June 15, 2017 - N°20170167530

There is provided a half thrust bearing having a semicircular-ring shape for a crankshaft of an internal combustion engine, including a back metal layer and a bearing alloy layer having a slide surface on which thrust reliefs are formed adjacently to both circumferential end surfaces so that a wall thickness of the half thrust bearing becomes thinner from the slide ...
Crankshaft for reciprocating engine
Nippon Steel & Sumitomo Metal Corporation
June 15, 2017 - N°20170167529

A load due to combustion pressure is applied to each of the crank pins via a connecting rod in a direction from the axis of a piston pin to the axis of the crank pin. Each of the crank arms includes a recess in a surface adjacent to the journal, in a region inward of a peripheral region along the ...
Rotary compressor having two cylinders
Panasonic Intellectual Property Management Co., Ltd.
June 15, 2017 - N°20170167487

A rotary compressor having two cylinders includes crankshaft having first eccentric portion and second eccentric portion connected to each other by connecting portion. The rotary compressor further includes two compressive elements that compress working fluid in cylinder as first piston inserted over first eccentric portion eccentrically rotates in accordance with rotation of crankshaft. Further, first piston inserted over first eccentric ...
Reciprocating compressor crankshaft adapter and method
Nuovo Pignone Tecnologie S.r.l.
June 15, 2017 - N°20170167479

Method and device for lubricating a connection. A housing is configured to house a crankshaft adapter that connects an oil pump to a compressor. The housing includes a shell forming a round cavity configured to receive the crankshaft adapter; an oil feed conduit configured to enter through the shell into the round cavity and to deliver oil; a first drain ...
Hand-guided power tool
Andreas Stihl Ag & Co. Kg
June 15, 2017 - N°20170167463

A hand-guided power tool is provided with an internal combustion engine that has a cylinder and a piston disposed in the cylinder and delimiting together with the cylinder a combustion chamber. A connecting rod connects the piston and the crankshaft. The piston in operation of the internal combustion engine rotatably drives the crankshaft. An electronic control unit and an ignition ...
Loading