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公开(公告)号：JP2005163703A
公开(公告)日：2005-06-23
申请号：JP2003405745
申请日：2003-12-04
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： ITO TOSHIO
Abstract: PROBLEM TO BE SOLVED: To facilitate and simplify a lubricating oil supply structure to a valve system for governing opening-closing of a supply-exhaust valve of an engine.
SOLUTION: This engine 10 is provided by installing a baffle plate 30 in a cylinder head cover 26, by covering the valve system 16 of an upper part of a cylinder head 14 with the cylinder head cover 26. The baffle plate 30 partitions the inside of the cylinder head cover 26 into a cam side area 27 on the side of the valve system 16 and an anti-cam side area 28 on the cover reverse surface side, and has lubricating oil supply passages 41 to 48 as a projection strip on the side of the cam side area 27. These respective lubricating oil supply passages are formed by applying press working of a projecting shape to a second plate 32 on the side of the valve system 16 among a plate-like first plate 31 and the second plate 32 for constituting the baffle plate 30, to feed lubricating oil to the valve system 16 from an oil feeding port of the passage tip.
COPYRIGHT: (C)2005,JPO&NCIPIAbstract translation: 要解决的问题：为了便于和简化用于控制发动机的供排气阀的关闭的阀系统的润滑油供应结构。 解决方案：通过用气缸盖罩26将气缸盖14的上部的阀系统16覆盖，将挡板30安装在气缸盖罩26中来提供该发动机10.挡板30分隔 气缸盖罩26的内侧设置在阀系统16侧的凸轮侧区域27和盖反向面侧的防凸轮侧区域28，并且具有作为突出条的润滑油供给通路41〜48 这些各个润滑油供给通道是通过向板状第一板31中的阀系统16侧的第二板32施加突出形状的压力加工而形成的，而第二板 用于构成挡板30的板32，用于从通道尖端的给油口向润滑油供给润滑油。 版权所有（C）2005，JPO＆NCIPI
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公开(公告)号：JP2003020917A
公开(公告)日：2003-01-24
申请号：JP2001205231
申请日：2001-07-05
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： ITO TOSHIO
CPC classification number: F02B23/0696 , F02B23/0621 , F02F2001/247 , Y02T10/125
Abstract: PROBLEM TO BE SOLVED: To provide a technology in which a pressure ratio is reduced without increasing a size of an internal combustion engine.
SOLUTION: This internal combustion engine 1 comprises: a cylinder head 1a; a piston 7; a cylinder 8; an intake valve 4; an exhaust valve 5; and a combustion chamber 7a. In the internal combustion engine 1, the intake valve 4 and/or the exhaust valve 5 are provided with a shade part 41 having a bottom surface 43 opposite to the piston 7, and a shaft part 42. A hollow part 44 is formed inside the intake valve 4 and/or the exhaust valve 5, and an opening part 45 which makes the combustion chamber 7a and the hollow part 44 communicate with each other is formed to a part of the bottom surface 43 of the shade part.
COPYRIGHT: (C)2003,JPOAbstract translation: 要解决的问题：提供一种在不增加内燃机的尺寸的情况下降低压力比的技术。 解决方案：该内燃机1包括：气缸盖1a; 活塞7; 气缸8; 进气阀4; 排气阀5; 和燃烧室7a。 在内燃机1中，进气门4和/或排气门5设置有具有与活塞7相对的底面43的遮光部41和轴部42.中空部44形成在内部 进气阀4和/或排气阀5以及使燃烧室7a和中空部44相互连通的开口部45形成在遮光部的底面43的一部分。
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公开(公告)号：JP2009014003A
公开(公告)日：2009-01-22
申请号：JP2008273360
申请日：2008-10-23
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： NAGABUCHI HIROKI , ITO TOSHIO
CPC classification number: F02F1/243 , F02F1/4264
Abstract: PROBLEM TO BE SOLVED: To prevent overheating of an oil passage and a head bolt insertion hole boss part. SOLUTION: A partition wall 8 partitioning exhaust ports 5 of neighboring cylinders #2, #3 extends to an exhaust manifold part 6 from between the neighboring cylinders #2, #3, and a head bolt insertion hole 11c is formed in the partition wall 8 in a cylinder head. A heat insulation layer 22 is formed in the partition wall 8 between a tip part 8a of the partition wall 8 facing the exhaust manifold part 6 and the head bolt insertion hole 11c. An oil passage 23 is formed at a center part of the heat insulation layer 22. The heat insulation layer 22 is extended in a circular arc manner about an axial line of the head bolt insertion hole 11c along substantially a half of an outer periphery of the head bolt insertion hole boss part 17 on a partition wall tip part 8a side. COPYRIGHT: (C)2009,JPO&INPIT
Abstract translation: 要解决的问题：为了防止油路和头螺栓插入孔凸台部的过热。 分隔相邻气缸＃2，＃3的排出口5的分隔壁8从相邻气缸＃2，＃3之间延伸到排气歧管部6，并且在其中形成头螺栓插入孔11c 分隔壁8在气缸盖中。 在分隔壁8的面向排气歧管部6的前端部8a与头螺栓插入孔11c之间的分隔壁8中形成隔热层22。 在绝热层22的中心部分形成有油路23.隔热层22围绕头螺栓插入孔11c的轴线沿圆周方向的大致一半的外周延伸 头螺栓插入孔凸台部17在分隔壁顶端部8a侧。 版权所有（C）2009，JPO＆INPIT
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公开(公告)号：JP2007285168A
公开(公告)日：2007-11-01
申请号：JP2006111566
申请日：2006-04-14
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： NAGABUCHI HIROKI , ITO TOSHIO
CPC classification number: F02F1/4264
Abstract: PROBLEM TO BE SOLVED: To suppress mutual interferences between exhaust gases exhausted from each of cylinders.
SOLUTION: An internal combustion engine is equipped with at least four cylinders #1 to #4 and exhaust ports 6 to 9, 18 to 21 connected to respective the cylinders. In the internal combustion engine, the #1, #4 cylinders and #2, #3 cylinders are combined, respectively not to cause the mutual interferences between the exhaust gas exhausted from each of the cylinders and the exhaust gas exhausted from the other cylinders. Therefore, each of exhaust ports is joined in a cylinder head 1 to act as one interfluent exhaust ports 10, 11, 22, 23, each of which opens to a sidewall surface of the cylinder head.
COPYRIGHT: (C)2008,JPO&INPITAbstract translation: 要解决的问题：抑制从每个气缸排出的废气之间的相互干扰。 解决方案：内燃机配备有至少四个气缸＃1至＃4和连接到气缸的排气口6至9,18至21。 在内燃机中，＃1，＃4气缸和＃2，＃3气缸分别组合，不会引起从每个气缸排出的废气和从其他气缸排出的排气之间的相互干扰。 因此，每个排气口连接在汽缸盖1中，以作为一个排气口10,11,22,23，每个排气口都打开到气缸盖的侧壁表面。 版权所有（C）2008，JPO＆INPIT
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公开(公告)号：JP2007032369A
公开(公告)日：2007-02-08
申请号：JP2005214857
申请日：2005-07-25
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： ITO TOSHIO
IPC: F02B77/11
Abstract: PROBLEM TO BE SOLVED: To provide an insulator and an internal combustion engine attaining at least one of improving heat insulation performance and sound insulation performance and absorbing a part of energy generated on vehicle collision. SOLUTION: The insulator 10 is attached to an exhaust manifold 3 of an internal combustion engine 2 mounted on a vehicle 1 for the purpose of heat insulation and sound insulation. The insulator 10 is manufactured from foamed aluminum and has minute spaces dispersed inside. A density of the insulator 10 at least on a front L side of the vehicle 1 is higher than density of other portions. This improves the heat shield performance and the sound insulation performance. COPYRIGHT: (C)2007,JPO&INPIT
Abstract translation: 要解决的问题：提供一种绝缘体和内燃机，其获得提高绝热性能和隔音性能以及吸收车辆碰撞产生的能量的一部分中的至少一种。 解决方案：绝缘子10安装在安装在车辆1上的用于隔热和隔音的内燃机2的排气歧管3上。 绝缘体10由发泡铝制成，分散在其内部具有微小的空间。 至少在车辆1的前侧L上的绝缘体10的密度高于其他部分的密度。 这提高了隔热性能和隔音性能。 版权所有（C）2007，JPO＆INPIT
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Patent Agency Ranking
公开(公告)号：JP2004068699A
公开(公告)日：2004-03-04
申请号：JP2002228815
申请日：2002-08-06
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： ITO TOSHIO
Abstract: PROBLEM TO BE SOLVED: To provide an oil jetting pump for an internal combustion engine, using oil jet for sufficiently cooling a piston by increasing the flow rate of oil without heightening the capacity of an existing oil pump.
SOLUTION: The oil jetting pump for the internal combustion engine sucks oil from a main oil hole of the internal combustion engine having the piston to be cooled by oil jet and forcibly feeds the sucked oil to an oil jetting oil hole. It comprises a counter weight 40 for a crankshaft having an outer periphery face set into a cam shape, a plunger 22 to be reciprocated with a roller at one end for slide contact with the counter weight, and a thermo-waxed slider 24 provided in the plunger for closing a top portion of the plunger to allow the forcible feed of the oil when the oil has a certain temperature or higher.
COPYRIGHT: (C)2004,JPO-
公开(公告)号：JP2003314294A
公开(公告)日：2003-11-06
申请号：JP2002122060
申请日：2002-04-24
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： ITO TOSHIO , SUZUKI TETSUSHI , NAGABUCHI HIROKI
Abstract: PROBLEM TO BE SOLVED: To attain a positive start of an internal combustion engine by connecting a crankshaft, a motor-generator shaft, and an oil-pump shaft by a single chain in a simple structure, in which lubrication is done perfectly, and oscillation and noise are reduced.
SOLUTION: The crankshaft 14, the motor-generator shaft 32, and an oil-pump shaft 24 for the internal combustion engine are extended separately parallel with each other. Sprockets 40, 34, and 28, which are fixed respectively to the crankshaft 14, the motor-generator shaft 32 and an oil-pump shaft 24 are connected and driven by a single chain 20. The sprocket 28 on the oil-pump shaft, at the time when the internal combustion engine 10 is operated, engages with the drive-side region of the chain 20 between the sprocket 40 on the crankshaft and a sprocket 34 on the motor-generator shaft. The external edges of the sprocket 34 and the sprocket 28 are dipped in lubricating oil stored in an oil pan 70.
COPYRIGHT: (C)2004,JPOAbstract translation: 要解决的问题为了通过简单结构的单链连接曲轴，电动发电机轴和油泵轴来实现内燃机的正启动，其中完全润滑 ，振荡和噪声降低。 解决方案：用于内燃机的曲轴14，电动发电机轴32和油泵轴24彼此平行地延伸。 分别固定在曲轴14，电动发电机轴32和油泵轴24上的链轮40,34和28由单个链条20连接和驱动。油泵轴上的链轮28， 在内燃机10运转时，与曲轴上的链轮40和电动发电机轴上的链轮34之间的链条20的驱动侧区域接合。 链轮34和链轮28的外边缘被浸入储存在油盘70中的润滑油中。（C）2004，JPO
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公开(公告)号：JP2003030628A
公开(公告)日：2003-01-31
申请号：JP2001218425
申请日：2001-07-18
Applicant: Fujitsu Ltd , Toyota Motor Corp , トヨタ自動車株式会社 , 富士通株式会社
Inventor： TAKASHIMA TOMONOBU , UENO DAISUKE , ONOMI TADAO , BABA KOZO , ITO TOSHIO , SATO MASANORI , TAKAHASHI SATOYUKI , TAGUCHI KOJI
Abstract: PROBLEM TO BE SOLVED: To accurately measure a relative position in a short time by using image recognition.
SOLUTION: A plurality of markers 1a-1e arranged in an axial direction at the rear part of a preceding vehicle 1 are photographed by an image pickup means 2a and a frame image 2b is obtained. A marker pattern 2d is extracted from the frame image 2b by an extraction means 2c. Then, by a calculation means 2e, on the basis of the marker pattern 2d, a relative distance and a relative angle to the preceding vehicle are calculated.
COPYRIGHT: (C)2003,JPOAbstract translation: 要解决的问题：通过使用图像识别在短时间内精确测量相对位置。 解决方案：通过图像拾取装置2a拍摄在前方车辆1的后部沿轴向布置的多个标记1a-1e，并获得帧图像2b。 通过提取装置2c从帧图像2b提取标记图案2d。 然后，通过计算装置2e，基于标记图案2d计算与前一车辆的相对距离和相对角度。
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公开(公告)号：JP2002147432A
公开(公告)日：2002-05-22
申请号：JP2000348055
申请日：2000-11-15
Applicant: TOYOTA MOTOR CORP
Inventor： ITO TOSHIO
Abstract: PROBLEM TO BE SOLVED: To provide a connecting rod capable of withstanding a specified load and reduced in weight. SOLUTION: This connecting rod comprises a piston side end part connected to a piston and crankshaft side end part provided with a crankshaft storage opening for storing a crankshaft. Two connecting rod portions divided at a crankshaft side end part along a plane inclined with respect to the longitudinal axis of the connecting rod are connected to each other on both sides of the crankshaft storage opening along the plane. The strength of a tightening part away from a piston side end part is reduced less than that of the tightening part near the piston side end part.
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公开(公告)号：JP2000257440A
公开(公告)日：2000-09-19
申请号：JP5541899
申请日：1999-03-03
Applicant: TOYOTA MOTOR CORP
Inventor： ITO TOSHIO
Abstract: PROBLEM TO BE SOLVED: To provide a V-type engine with improved crankshaft robustness, capable of preventing explosions at irregular intervals. SOLUTION: This V-type engine has a plurality of cylinders 13, 14 which are disposed separated to left and right banks 11, 12. If N represents the number of cylinders, α represents the angle formed by the right bank and the left bank, and θ represents an angle obtained by dividing 720 degrees by N and subtracting αtherefrom, offset angles θ1 to θ3 between a pair of adjacent crank pins 19 from among a plurality of crank pins provided in a crankshaft 16 are set smaller than θ. Furthermore, a center O of the crankshaft 16 is disposed above or below with respect to an intersecting point p1 between an axis line a1 of the cylinder 13 and an axis line a2 of the cylinder 14.
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