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1
US10316496B2
Publication/Patent Number: US10316496B2
Publication date: 2019-06-11
Application number: 15/390,536
Filing date: 2016-12-26
Abstract: A hydraulic system for a work machine includes a hydraulic pump to supply a pilot fluid, and a hydraulic switch valve to be switched to a plurality of switching positions based on a pilot pressure. The pilot pressure is a pressure of the pilot fluid supplied from the hydraulic pump. The hydraulic system includes a direction switch valve to apply a first pilot pressure to the hydraulic switch valve to switch the hydraulic switch valve into one of the plurality of switching positions. The hydraulic system includes a pressure applying device to apply a second pilot pressure to the hydraulic switch valve. The second pilot pressure is lower than the first pilot pressure. A hydraulic system for a work machine includes a hydraulic pump to supply a pilot fluid, and a hydraulic switch valve to be switched to a plurality of switching positions based on a pilot pressure. The pilot pressure is a pressure of the pilot fluid supplied from the hydraulic ...more ...less
2
US10287953B2
Publication/Patent Number: US10287953B2
Publication date: 2019-05-14
Application number: 15/579,761
Filing date: 2016-03-01
Abstract: An exhaust purifying apparatus is provided, that can be manufactured at low manufacturing costs and is capable exhibiting high exhaust purifying performance. The exhaust purifying apparatus includes an exhaust passage, and an exhaust purifying member disposed in the exhaust passage. The exhaust purifying member is made of stainless steel. The surface of the stainless steel material is not covered with a catalyst coat containing a catalyst component, so that the surface of the stainless steel material is brought into contact with exhaust. The exhaust purifying member is made of precipitation hardening stainless steel and/or austenitic stainless steel. An exhaust purifying apparatus is provided, that can be manufactured at low manufacturing costs and is capable exhibiting high exhaust purifying performance. The exhaust purifying apparatus includes an exhaust passage, and an exhaust purifying member disposed in the exhaust ...more ...less
3
US10323675B2
Publication/Patent Number: US10323675B2
Publication date: 2019-06-18
Application number: 15/617,084
Filing date: 2017-06-08
Abstract: A device with an adjustment bolt includes a bolt attachment wall, an adjustment bolt screwed with an internal thread hole of the bolt attachment wall, a locknut screwed with the adjustment bolt, a cover that surrounds the adjustment bolt and the locknut, and a stopper unit that prevents removal of the cover from the locknut. The stopper unit includes an inner circumference groove of the cover fitted around a C-shaped retaining ring, and an external circumference groove of the locknut fitting within the retaining ring. The external circumference groove includes a first groove portion having a large-diameter groove bottom that restricts contraction and removal of the retaining ring fitted within the inner circumference groove, and a second groove portion provided continuously for the first groove portion and having a small-diameter groove bottom that allows contraction and removal of the retaining ring fitted within the inner circumference groove. A device with an adjustment bolt includes a bolt attachment wall, an adjustment bolt screwed with an internal thread hole of the bolt attachment wall, a locknut screwed with the adjustment bolt, a cover that surrounds the adjustment bolt and the locknut, and a stopper unit that ...more ...less
4
US10371026B2
Publication/Patent Number: US10371026B2
Publication date: 2019-08-06
Application number: 15/618,323
Filing date: 2017-06-09
Abstract: An improved blow-by gas return structure minimizes the occurrence of a drawback caused by freezing at a low temperature by bringing a state where freezing minimally occurs in a blow-bay gas passage such as a pipe disposed outside an engine. The blow-by gas return structure is configured such that a blow-by gas is introduced into an intake manifold through an inner passage formed in a head cover. The blow-by gas return structure includes an outer pipe which connects a blow-by gas outlet of the head cover and a blow-by gas inlet of a main pipe of the intake manifold in a communicable manner, and a temperature elevating mechanism configured to elevate a temperature of the blow-by gas inlet. The temperature elevating mechanism is configured such that a cooling water transfer passage is formed in a portion of the blow-by gas inlet of the main pipe. An improved blow-by gas return structure minimizes the occurrence of a drawback caused by freezing at a low temperature by bringing a state where freezing minimally occurs in a blow-bay gas passage such as a pipe disposed outside an engine. The blow-by gas return structure is ...more ...less
5
US10376937B2
Publication/Patent Number: US10376937B2
Publication date: 2019-08-13
Application number: 15/500,283
Filing date: 2015-08-06
Abstract: The present invention provides an outer layer material for a composite roll for rolling, in which the strength of secondary eutectic carbides can be increased by reducing a B amount in the secondary eutectic carbides and surface roughening resistance can be improved, and a composite roll for rolling in which this outer layer material is used in an outer layer. The outer layer material for a composite roll for rolling of the present invention is an outer layer material for a composite roll for rolling containing C in an amount of 1.8 mass % or more and 2.5 mass % or less, Si in an amount of more than 0 mass % and 1.0 mass % or less, Mn in an amount of more than 0 mass % and 1.0 mass % or less, Ni in an amount of more than 0 mass % and 0.5 mass % or less, Cr in an amount of more than 3.0 mass % and 8.0 mass % or less, Mo in an amount of more than 2.0 mass % and 10.0 mass % or less, W in an amount of more than 0 mass % and 10.0 mass % or less, V in an amount of more than 0 mass % and 10.0 mass % or less, and B in an amount of more than 0 mass % and less than 0.01 mass %, and a remaining portion including Fe and inevitable impurities. The present invention provides an outer layer material for a composite roll for rolling, in which the strength of secondary eutectic carbides can be increased by reducing a B amount in the secondary eutectic carbides and surface roughening resistance can be improved, and a ...more ...less
6
US10343936B2
Publication/Patent Number: US10343936B2
Publication date: 2019-07-09
Application number: 15/124,703
Filing date: 2015-03-10
Abstract: A membrane casing that watertightly houses a membrane element for filtering raw water includes a tubular casing main body, a lid body, and a pressing mechanism. The casing main body houses a membrane element. The lid body fits an opening end of the casing main body and is movable in the axial direction of the casing main body while maintaining the attitude and while securing watertightness with the casing main body. The pressing mechanism and presses the lid body to press and hold the membrane element housed in the casing main body. The membrane casing has a simple configuration capable of watertightly securing using a predetermined pressing force by accommodating variations in size of the membrane element, even if the membrane casing cannot be formed into a cylindrical shape. A membrane casing that watertightly houses a membrane element for filtering raw water includes a tubular casing main body, a lid body, and a pressing mechanism. The casing main body houses a membrane element. The lid body fits an opening end of the casing main body and is ...more ...less
7
US10363890B2
Publication/Patent Number: US10363890B2
Publication date: 2019-07-30
Application number: 15/103,066
Filing date: 2015-02-26
Abstract: To easily perform setting (connection and non-connection) of a termination resistor. An electronic device configured to be connected to an in-vehicle network of a working machine and to work for the working machine, includes: a termination resistor configured to be connected to the in-vehicle network; a switch part configured to be switched between a connection state where the termination resistor is connected to the in-vehicle network and a non-connection state where the termination resistor is not connected to the in-vehicle network; and a control part configured to control an switching operation of the switch part. To easily perform setting (connection and non-connection) of a termination resistor. An electronic device configured to be connected to an in-vehicle network of a working machine and to work for the working machine, includes: a termination resistor configured to be connected to ...more ...less
8
US2019039537A1
Publication/Patent Number: US2019039537A1
Publication date: 2019-02-07
Application number: 16/017,130
Filing date: 2018-06-25
Abstract: A license plate support mechanism is equipped with an attachment portion to which a license plate can be attached, a fixation portion fixating the attachment portion to a vehicle body, and a switching mechanism. The switching mechanism couples the attachment portion to the fixation portion such that the attachment portion is capable of displacing relative to the fixation portion. The switching mechanism also enables the attachment portion to switch between a storage position, in which the attachment portion is stored on a left/right direction inward side of a left/right pair of rear wheel fenders, and a display position, in which the attachment portion is positioned on the left/right direction outward side of the left/right pair of rear wheel fenders. A license plate support mechanism is equipped with an attachment portion to which a license plate can be attached, a fixation portion fixating the attachment portion to a vehicle body, and a switching mechanism. The switching mechanism couples the attachment portion to the ...more ...less
9
US2019003355A1
Publication/Patent Number: US2019003355A1
Publication date: 2019-01-03
Application number: 15/988,003
Filing date: 2018-05-24
Abstract: A breather device for an engine which prevents a blow-by gas outlet passage from being blocked due to freezing, is provided, which includes a valve holder in a cylinder head cover and a breather valve supported by the holder. The holder includes a holder body having a valve port of the breather valve, a metal outlet passage pipe having a blow-by gas outlet passage formed inside, the blow-by gas outlet passage communicating with the valve port and being located below the valve port, and a heater that heats the outlet passage pipe. An outer peripheral surface of the outlet passage pipe is wrapped with the holder body formed of a material having lower thermal conductivity than that of the outlet passage pipe. The holder body has a heater insertion port, and the heater is inserted from the heater insertion port toward a heat input wall of the outlet passage pipe. A breather device for an engine which prevents a blow-by gas outlet passage from being blocked due to freezing, is provided, which includes a valve holder in a cylinder head cover and a breather valve supported by the holder. The holder includes a holder body having a valve port ...more ...less
10
US2019193661A1
Publication/Patent Number: US2019193661A1
Publication date: 2019-06-27
Application number: 15/852,670
Filing date: 2017-12-22
Abstract: A work vehicle includes a front wheel unit and a rear wheel unit attached to a vehicle body frame, a power source mounted at a rear portion of the vehicle body frame, a ROPS bracket fixed to the vehicle body frame at a region thereof forwardly of the power source and a ROPS. this ROPS includes a pair of left and right upright portions and a crossbar connecting the upright portions at upper portions thereof. Lower end portions of the pair of upright portions are supported to the ROPS bracket to be pivotable toward the power source about a horizontal axis extending in a vehicle-body transverse direction. A work vehicle includes a front wheel unit and a rear wheel unit attached to a vehicle body frame, a power source mounted at a rear portion of the vehicle body frame, a ROPS bracket fixed to the vehicle body frame at a region thereof forwardly of the power source and a ROPS ...more ...less
11
US2019225176A1
Publication/Patent Number: US2019225176A1
Publication date: 2019-07-25
Application number: 16/255,887
Filing date: 2019-01-24
Abstract: The present disclosure achieves a cabin-protection structure and a tractor, each of which has improved usability. Provided is a cabin-protection structure (30) for a tractor (1). The tractor (1) includes: a cabin framework (50) that defines a cabin (12) containing an operation device; a roof (20) provided above the cabin framework (50). The cabin-protection structure (30) is provided above the roof (20). The present disclosure achieves a cabin-protection structure and a tractor, each of which has improved usability. Provided is a cabin-protection structure (30) for a tractor (1). The tractor (1) includes: a cabin framework (50) that defines a cabin (12) containing an operation ...more ...less
12
US2019130662A1
Publication/Patent Number: US2019130662A1
Publication date: 2019-05-02
Application number: 16/232,662
Filing date: 2018-12-26
Abstract: A communication system for a working machine includes: a first communication device configured to be attached to a working device detachably disposed on a vehicle body and to transmit, to an outward, device information relating to the working device as a broadcasting signal; and a receiving device having a receiving part configured to receive the device information transmitted in the broadcasting signal. A communication system for a working machine includes: a first communication device configured to be attached to a working device detachably disposed on a vehicle body and to transmit, to an outward, device information relating to the working device as a broadcasting signal; and ...more ...less
13
US10395447B2
Publication/Patent Number: US10395447B2
Publication date: 2019-08-27
Application number: 14/780,056
Filing date: 2014-09-12
Abstract: To properly manage data collected by a data collection device even when the data collection device is attached to an agricultural machine different from a specified agricultural machine. A data collection device (5) mounted on an agricultural machine (4) having unique agricultural machine identification information (61a), the data collection device (5) being capable of collecting data relating to the agricultural machine (4), includes: an identification information retaining part (51) configured to retain second identification information used for identifying the agricultural machine (4); a check part (55a) configured to check the agricultural machine identification information (61a) with the second identification information retained in the identification information retention part (51), the agricultural machine identification information (61a) being retained in the agricultural machine (4); and a data collection processing part (56a) configured to carry out, based on a check result by the check part (55a), a process relating to collection of the data. To properly manage data collected by a data collection device even when the data collection device is attached to an agricultural machine different from a specified agricultural machine. A data collection device (5) mounted on an agricultural machine (4) having unique ...more ...less