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    • 33. 发明申请
    • Variable valve operating mechanism of four-stroke internal combustion engine
    • 四冲程内燃机变阀操作机构
    • US20060213470A1
    • 2006-09-28
    • US11386832
    • 2006-03-23
    • Hayato MaeharaShinji SaitoAkifumi Nomura
    • Hayato MaeharaShinji SaitoAkifumi Nomura
    • F01L1/34
    • F01L1/143F01L13/0005F01L2001/0537
    • A variable valve operating mechanism of a four-stroke internal combustion engine includes a slide pin energized by a pin spring in a direction while oil pressure acting on the slide pin in the opposite direction through oil pressure supply passages. The slide pin moves by controlling the oil pressure causing a stem contact surface and a stem through hole to selectively face a valve stem. The mechanism also includes an oil discharge passage including a discharge port which is opened to allow oil acting the slide pin to be discharged when the valve lifter is pressed by a valve operating cam to move for opening the valve. The mechanism is capable of quickly moving the slide pin upon the release of oil pressure when the valve comes into a quiescent state. Therefore, the response of transitioning the variable valve from an operating state to the quiescent state is improved.
    • 四冲程内燃机的可变气门操作机构包括通过销弹簧沿着方向通过油压通过油压供给通道沿相反方向作用在滑动销上的方向而被驱动的滑动销。 通过控制油压使滑动销移动,导致杆接触表面和杆通孔,以选择性地面对阀杆。 该机构还包括一个排油通道,该排油通道打开,以便当阀提升器被阀操作凸轮按压以移动以打开阀门时,允许作用于滑销的油排出。 该机构能够在阀进入静止状态时在释放油压时快速移动滑动销。 因此,可变阀从运转状态转移到静止状态的响应得到改善。
    • 37. 发明授权
    • DC offset cancel circuit
    • 直流偏移消除电路
    • US06968172B2
    • 2005-11-22
    • US10349106
    • 2003-01-23
    • Shinji Saito
    • Shinji Saito
    • H04L25/03H03F3/45H04B1/30H04B1/10H04B1/16
    • H03F3/45977H03F2200/375H04B1/30
    • This invention is applied to dual mode provided receiver capable of coinciding with both TDMA system and the non-TDMA system so as to provide a DC offset cancel circuit preferable for each communication method having a compact structure. In case where a predetermined time slot is allocated as an offset quantity detection time in the TDMA system, a first feedback loop is activated and corresponding to detection signals corresponding to differential output signals OUT, XOUT by a comparator 2, a detection result is updated in the holding section 3 according to a strobe signal STB and held therein. Output signals from the holding section 3 are fed back to an amplifier 1 through a selection section 5 and a DC offset is cancelled out. In case where the offset quantity is detected successively, a second feedback loop is activated and then, detection signals from the comparator 2 are identified by a filter section 4, and fed back to the amplifier 1 through the selection portion 5, so that the DC offset is cancelled out.
    • 本发明应用于能够与TDMA系统和非TDMA系统兼容的双模式提供的接收机,以便提供对具有紧凑结构的每个通信方法优选的DC偏移消除电路。 在TDMA系统中分配预定时隙作为偏移量检测时间的情况下,第一反馈环路被激活,并且对应于由比较器2对应于差分输出信号OUT,XOUT的检测信号,检测结果被更新 保持部分3根据选通信号STB并保持在其中。 来自保持部3的输出信号通过选择部5反馈到放大器1,并且DC偏移被抵消。 在连续检测到偏移量的情况下,激活第二反馈环路,然后由滤波器部分4识别来自比较器2的检测信号,并通过选择部分5反馈到放大器1,使DC 补偿被取消。
    • 40. 发明授权
    • Magnetic recording medium
    • 磁记录介质
    • US06780503B2
    • 2004-08-24
    • US10281947
    • 2002-10-29
    • Hitoshi NoguchiNobuo YamazakiShinji Saito
    • Hitoshi NoguchiNobuo YamazakiShinji Saito
    • G11B5702
    • G11B5/7021G11B5/7023G11B5/70678G11B5/7085G11B5/714Y10T428/256Y10T428/31609
    • A magnetic recording medium comprising: a nonmagnetic support; and at least one magnetic layer comprising a ferromagnetic hexagonal ferrite powder and a binder, wherein the magnetic layer comprises diamond particles having an average particle size of 0.03 to 0.5 &mgr;m in a ratio of 0.1 to 5% by weight to the ferromagnetic hexagonal ferrite powder, the ferrite hexagonal ferrite powder has an average tabular diameter of 5 to 40 nm, and the binder is at least one of: (i) a binder comprising from 0.2 to 0.7 meq/g of at least one polar group selected from —SO3M, —OSO3M, —PO(OM)2, —OPO(OM)2 and —COOM, wherein M represents a hydrogen atom, an alkali metal or ammonium, and (ii) a binder comprising from 0.5 to 5 meq/g of at least one polar group selected from —CONR1R2, —NR1R2 and —N+R1R2R3 wherein R1, R2 and R3 each independently represents a hydrogen atom or an alkyl group.
    • 一种磁记录介质,包括:非磁性载体; 以及包含铁磁性六角铁氧体粉末和粘合剂的至少一个磁性层,其中所述磁性层包含平均粒度为0.03-0.5μm,相对于铁磁性六角铁氧体粉末为0.1-5wt%的金刚石颗粒, 所述铁氧体六角铁氧体粉末的平均片状直径为5〜40nm,所述粘合剂为以下中的至少一种:(i)包含0.2〜0.7meq / g的至少一种选自-SO 3 M, OSO3M,-PO(OM)2,-OPO(OM)2和-COOM,其中M表示氢原子,碱金属或铵,和(ii)包含0.5-5meq / g至少一种 选自-CONR1R2,-NR1R2和-N + R1R2R3的极性基团,其中R1,R2和R3各自独立地表示氢原子或烷基。