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1. 发明授权

EP0320878B1 Method for operating vacuum cleaner 失效
标题翻译：一种操作真空吸尘器的方法。
公开(公告)号：EP0320878B1
公开(公告)日：1995-03-22
申请号：EP88120813.6
申请日：1988-12-13
申请人： HITACHI, LTD.
发明人： Toyoshima, Hisanori , Jyoraku, Fumio , Ishii, Yoshitaro , Tahara, Kazuo , Koharagi, Haruo , Watanabe, Syuji , Saito, Kouichi , Miyashita, Kunio , Endo, Tunehiro , Hishi, Wakichiro
IPC分类号： A47L9/28
CPC分类号： A47L9/2889 , A47L9/2821 , A47L9/2826 , A47L9/2831 , A47L9/2842 , A47L9/2894 , Y02B40/82

2. 发明公开

EP0590690A3 Suction nozzle with rotary brush for vacuum cleaner 失效
标题翻译：带旋转刷的抽吸喷嘴用于真空清洁器
公开(公告)号：EP0590690A3
公开(公告)日：1994-05-18
申请号：EP93116250.7
申请日：1989-04-18
申请人： HITACHI, LTD.
发明人： Watanabe, Syuji , Satoh, Susumu , Sagawa, Koichi
IPC分类号： A47L9/04
CPC分类号： A47L9/0411
摘要： A suction nozzle for a vacuum cleaner is described that comprises a rotary brush (3), an electric motor (2) for driving the brush, and a turnable bent coupling (6) for connecting the suction nozzle to an extension pipe (46) of a vacuum cleaner, wherein a power supply wiring (48) is led from the vacuum cleaner main body to the electric motor (2) along a hose (45), the extension pipe (46) and the turnable bent coupling (6), a protection cover (49, 50) which is disposed outside the turnable bent coupling (6) and defines a space with said turnable bent coupling (6) in which space the electric power supply wiring is arranged slackly so as to move freely up and down, right and left relatively to said turnable bent coupling.

3. 发明公开

EP0424363A3 Method and apparatus for operating vacuum cleaner 失效
标题翻译：操作真空清洁机的方法和装置
公开(公告)号：EP0424363A3
公开(公告)日：1991-07-17
申请号：EP91100653.4
申请日：1987-10-08
申请人： HITACHI, LTD.
发明人： Koharagi, Haruo , Tahara, Kazuo , Endo, Tsunehiro , Miyashita, Kunio , Ishii, Yoshitaro , Jyoraku, Fumio , Watanabe, Syuji , Toyoshima, Hisanori , Saito, Kohichi , Hishi, Wakichiro , Yamashita, Koujirou
IPC分类号： A47L9/28 , H02P6/02
CPC分类号： A47L9/2889 , A47L9/2826 , A47L9/2831 , A47L9/2842 , A47L9/2894 , H02P6/06 , H02P23/0077 , Y10S388/904 , Y10S388/93
摘要： Method and apparatus for operating a vacuum cleaner in which a load state of the cleaner (1) is calculated by a microcomputer (13) from a load current and a rotational speed of a motor (9), and a voltage or a current which is supplied to the motor (9) is controlled on the basis of the result of that load state so that the motor (9) exhibits a series wound characteristics.

4. 发明公开

EP0338513A2 Suction nozzle with rotary brush for vacuum cleaner 失效
标题翻译： Saugmundstückmit einer rotierendenBürstefürStaubsauger。
公开(公告)号：EP0338513A2
公开(公告)日：1989-10-25
申请号：EP89106940.3
申请日：1989-04-18
申请人： HITACHI, LTD.
发明人： Watanabe, Syuji , Satoh, Susumu , Sagawa, Koichi
IPC分类号： A47L9/04
CPC分类号： A47L9/0411
摘要： A front side flexible member (11) is provided along the vicinity of an opening front edge of a suction opening (4) of a suction nozzle main body (1) and has a plurality of opening grooves (41). The flexible member (11) is positioned at a dent wall of the suction nozzle main body (1). A suction guide wall (42) is formed between the flexible member (11) and the suction opening (4) of the suction nozzle main body. The suction guide wall (42) is positioned at a dent portion more than a bottom face of the suction nozzle main body. The large size solid dust at the corner portion is moved smoothly into the suction opening and the cleaning operation with the large size solid dust at the corner portion is carried out thoroughly.
摘要翻译：沿着吸嘴主体（1）的吸入口（4）的开口前缘附近设置有前侧柔性构件（11），并具有多个开口槽（41）。柔性构件（11）位于吸嘴主体（1）的凹陷壁处。在柔性构件（11）和吸嘴主体的吸入口（4）之间形成有吸引导向壁（42）。抽吸引导壁（42）位于比吸嘴主体的底面更凹的部分上。角部处的大尺寸固体灰尘平滑地移动到吸入口中，并且彻底地进行角部处的大尺寸固体粉尘的清洁操作。

5. 发明公开

EP0320878A2 Method for operating vacuum cleaner 失效
标题翻译：菲律宾人Betrieb eines Staubsugers。
公开(公告)号：EP0320878A2
公开(公告)日：1989-06-21
申请号：EP88120813.6
申请日：1988-12-13
申请人： HITACHI, LTD.
发明人： Toyoshima, Hisanori , Jyoraku, Fumio , Ishii, Yoshitaro , Tahara, Kazuo , Koharagi, Haruo , Watanabe, Syuji , Saito, Kouichi , Miyashita, Kunio , Endo, Tunehiro , Hishi, Wakichiro
IPC分类号： A47L9/28
CPC分类号： A47L9/2889 , A47L9/2821 , A47L9/2826 , A47L9/2831 , A47L9/2842 , A47L9/2894 , Y02B40/82
摘要： In a vacuum cleaner comprising an electric blower (24) and a speed control unit (32) to operate the electric blower at a variable speed, a plurality of kinds of operation control rules of the electric blower are previously stored into the speed control unit, a load current value of the electric blower is always detected during the cleaning and the state of the surface to be cleaned is estimated from the load current value. Thereafter, the operation control rule suitable for the estimated cleaning surface is selected from the operation control rules stored in the speed control unit and the electric blower is rotated on the basis of the selected operation control rule.
摘要翻译：在包括电动鼓风机（24）和速度控制单元（32）的真空吸尘器中，以可变速度操作电动鼓风机，电动鼓风机的多种操作控制规则预先存储在速度控制单元中，在清洁期间总是检测电动鼓风机的负载电流值，并且根据负载电流值估计待清洁表面的状态。此后，从存储在速度控制单元中的操作控制规则中选择适合于估计清洁表面的操作控制规则，并且电动鼓风机基于所选择的操作控制规则旋转。

6. 发明授权

EP0590690B2 Suction nozzle 失效
标题翻译：吸嘴
公开(公告)号：EP0590690B2
公开(公告)日：2001-12-05
申请号：EP93116250.7
申请日：1989-04-18
申请人： Hitachi, Ltd.
发明人： Watanabe, Syuji , Satoh, Susumu , Sagawa, Koichi
IPC分类号： A47L9/04
CPC分类号： A47L9/0411

7. 发明授权

EP0264728B1 Method and apparatus for operating vacuum cleaner 失效
标题翻译：操作真空清洁机的方法和装置
公开(公告)号：EP0264728B1
公开(公告)日：1992-01-15
申请号：EP87114688.2
申请日：1987-10-08
申请人： HITACHI, LTD.
发明人： Koharagi, Haruo , Tahara, Kazuo , Endo, Tsunehiro , Miyashita, Kunio , Ishii, Yoshitaro , Jyoraku, Fumio , Watanabe, Syuji , Toyoshima, Hisanori , Saito, Kohichi , Hishi, Wakichiro , Yamashita, Koujirou
IPC分类号： H02P6/02 , A47L9/28 , H02P7/00
CPC分类号： A47L9/2889 , A47L9/2826 , A47L9/2831 , A47L9/2842 , A47L9/2894 , H02P6/06 , H02P23/0077 , Y10S388/904 , Y10S388/93

8. 发明公开

EP0424364A3 Method and apparatus for operating vacuum cleaner 失效
标题翻译：用于操作真空吸尘器的方法和设备
公开(公告)号：EP0424364A3
公开(公告)日：1991-07-03
申请号：EP91100654.2
申请日：1987-10-08
申请人： HITACHI, LTD.
发明人： Koharagi, Haruo , Tahara, Kazuo , Endo, Tsunehiro , Miyashita, Kunio , Ishii, Yoshitaro , Jyoraku, Fumio , Watanabe, Syuji , Toyoshima, Hisanori , Saito, Kohichi , Hishi, Wakichiro , Yamashita, Koujirou
IPC分类号： A47L9/28 , H02P6/02
CPC分类号： A47L9/2889 , A47L9/2826 , A47L9/2831 , A47L9/2842 , A47L9/2894 , H02P6/06 , H02P23/0077 , Y10S388/904 , Y10S388/93
摘要： Method an apparatus for operating a vacuum cleaner which a load state of a cleaner (1) is calculated by a microcomputer (13) from a load current and a rotational speed of a motor (9) and wherein a voltage or a current being applied to the motor (9) is controlled so as to save electric power in at least one of the heavy load state or the light load state of the motor (9).
摘要翻译：方法一种用于操作真空吸尘器的设备，其中，由微型计算机（13）根据负载电流和电动机（9）的转速计算清洁器（1）的负载状态，并且其中施加到控制电动机（9）以便在电动机（9）的重载状态或轻载状态中的至少一个状态下节省电力。

9. 发明公开

EP0264728A1 Method and apparatus for operating vacuum cleaner 失效
标题翻译： Verfahren und Vorrichtung zum Betrieb eines Staubsugers。
公开(公告)号：EP0264728A1
公开(公告)日：1988-04-27
申请号：EP87114688.2
申请日：1987-10-08
申请人： HITACHI, LTD.
发明人： Koharagi, Haruo , Tahara, Kazuo , Endo, Tsunehiro , Miyashita, Kunio , Ishii, Yoshitaro , Jyoraku, Fumio , Watanabe, Syuji , Toyoshima, Hisanori , Saito, Kohichi , Hishi, Wakichiro , Yamashita, Koujirou
IPC分类号： H02P6/02 , A47L9/28 , H02P7/00
CPC分类号： A47L9/2889 , A47L9/2826 , A47L9/2831 , A47L9/2842 , A47L9/2894 , H02P6/06 , H02P23/0077 , Y10S388/904 , Y10S388/93
摘要： Method and apparatus for operating a vacuum cleaner in which by detecting a rotational speed of a variable speed fan motor (8) adapted to give a suction force to the cleaner (1) and its change range, the choking state of the filter (6) and the state of the cleaned surface are discriminated, and a speed command of the fan motor (8) is corrected on the basis of the result of the discrimination, and the comfortable cleaning can be performed by the optimum suction force.
摘要翻译：用于操作真空吸尘器的方法和装置，其中通过检测适于对吸尘器（1）施加吸力的变速风扇电动机（8）的转速及其变化范围，过滤器（6）的阻塞状态，并且识别清洁表面的状态，并且基于鉴别结果校正风扇电动机（8）的速度指令，并且可以通过最佳吸力执行舒适的清洁。

10. 发明公开

EP0601999A1 Vacuum cleaner 失效
标题翻译：吸尘器
公开(公告)号：EP0601999A1
公开(公告)日：1994-06-15
申请号：EP94100720.5
申请日：1988-12-13
申请人： HITACHI, LTD.
发明人： Toyoshima, Hisanori , Jyoraku, Fumio , Ishii, Yoshitaro , Tahara, Kazuo , Koharagi, Haruo , Watanabe, Syuji , Saito, Kouichi , Miyashita, Kunio , Endo, Tunehiro , Hishi, Wakichiro
IPC分类号： A47L9/28
CPC分类号： A47L9/2889 , A47L9/2821 , A47L9/2826 , A47L9/2831 , A47L9/2842 , A47L9/2894 , Y02B40/82
摘要： The present invention relates to a vacuum cleaner comprising a case body (21); an electric motor blower (24) for collecting dusts into a dust collector chamber (23) through a suction port (29) by generating negative pressure at the suction port; a speed control unit (1) for controlling the rotation speed of said blower (24) according to a speed control signal; and a detecting unit (37) for detecting operation parameters including voltage, current, rotation speed and airflow amount of said blower (24) and pressure in the various portions in said case body (21). According to the invention the vacuum cleaner comprises a control rule generating unit (33) including a memory device (39, 43) which is attachable to and detachable from said case body, said memory device storing a plurality of different control rules (Figs. 5-9) which express mutual relationships among the values of said operation parameters; a switching device (35, 42) for selecting either one of said plurality of control rules stored in said memory device; and a signal processor (36, 41) including a microcomputer (7), which controls and generates said speed control signal in such a manner that the values of the detected operation parameters satisfy the mutual relationship expressed by the selected control rule from the memory device.
摘要翻译：本发明涉及一种真空吸尘器，其包括壳体（21）; 一个电动机鼓风机（24），用于通过在吸入口处产生负压而通过吸入口（29）将灰尘收集到一个吸尘室（23）中; 速度控制单元（1），用于根据速度控制信号控制所述鼓风机（24）的转速; 和检测单元（37），用于检测包括所述鼓风机（24）的电压，电流，转速和气流量以及所述壳体（21）中各部分的压力的操作参数。根据本发明，真空吸尘器包括控制规则生成单元（33），该控制规则生成单元包括可连接到所述壳体并可从壳体拆卸的存储装置（39,43），所述存储装置存储多个不同的控制规则（图5 -9），其表示所述操作参数的值之间的相互关系; 切换装置（35,42），用于选择存储在所述存储装置中的所述多个控制规则中的任何一个; 以及包括微型计算机（7）的信号处理器（36,41），其以这样的方式控制和产生所述速度控制信号，使得所检测的操作参数的值满足来自存储器装置的由所选控制规则表达的相互关系。

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