Patents by Inventor Hideyuki Umenaka

Hideyuki Umenaka has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Air conditioner with automatic air filter cleaner
    Patent number: 8631664
    Abstract: There are provided a first guide channel 240 for making a U-turn of a leading end of a filter 3 at a front side of a main unit cabinet 1 during forward movement of the filter 3 and a second guide channel 141 for drawing a rear end of the filter to a rear surface side of the main unit cabinet 1 during backward movement of the filter 3.
    Type: Grant
    Filed: January 13, 2009
    Date of Patent: January 21, 2014
    Assignee: Fujitsu General Limited
    Inventors: Makoto Shibuya, Shinji Sugiyama, Hideyuki Umenaka, Hideo Okamoto, Ritsushi Taira
  • Air conditioner and method for assembling the same
    Patent number: 8038517
    Abstract: In an air conditioner having a main body provided with a panel 1 including a front panel 1a and a top panel 1b, the main body incorporating an air passage connecting an air inlet 2 and an air outlet 3, an air filter 4, a heat exchanger 5, a blower fan 6, and a dedusting device 7 attached to the front face of the air filter 4 which is reciprocated along the surface of the air filter 4, the top panel 1b is opened/closed as the dedusting device 7 is reciprocated.
    Type: Grant
    Filed: September 12, 2006
    Date of Patent: October 18, 2011
    Assignee: Fujitsu General Limited
    Inventors: Makoto Shibuya, Hideyuki Umenaka, Tsutomu Nagashima, Shinnji Sugiyama, Ryouhei Kondo, Masato Oda, Tomomi Takahashi
  • AIR CONDITIONER
    Publication number: 20090183521
    Abstract: There are provided a first guide channel 240 for making a U-turn of a leading end of a filter 3 at a front side of a main unit cabinet 1 during forward movement of the filter 3 and a second guide channel 141 for drawing a rear end of the filter to a rear surface side of the main unit cabinet 1 during backward movement of the filter 3.
    Type: Application
    Filed: January 13, 2009
    Publication date: July 23, 2009
    Applicant: FUJITSU GENERAL LIMITED
    Inventors: Makoto SHIBUYA, Shinji SUGIYAMA, Hideyuki UMENAKA, Hideo OKAMOTO, Ritsushi TAIRA
  • Air conditioner and method for assembling the same
    Publication number: 20070060036
    Abstract: In an air conditioner having a main body provided with a panel 1 including a front panel 1a and a top panel 1b, the main body incorporating an air passage connecting an air inlet 2 and an air outlet 3, an air filter 4, a heat exchanger 5, a blower fan 6, and a dedusting device 7 attached to the front face of the air filter 4 which is reciprocated along the surface of the air filter 4, the top panel 1b is opened/closed as the dedusting device 7 is reciprocated.
    Type: Application
    Filed: September 12, 2006
    Publication date: March 15, 2007
    Applicant: FUJITSU GENERAL LIMITED
    Inventors: Makoto Shibuya, Hideyuki Umenaka, Tsutomu Nagashima, Shinnji Sugiyama, Ryouhei Kondo, Masato Oda, Tomomi Takahashi
  • Air conditioner
    Patent number: 6729154
    Abstract: An air conditioner having a dust removing device which enables dust having stuck to its filters to be automatically removed without fail and prevents the removed dust from sticking again to the filters is to be provided. It is equipped with a sliding device 6 (motor 6) for sliding in a prescribed direction filters 5 arranged between an air intake port 121 and a heat exchanger 3, and with cleaners 7 to remove dust having stuck to the filters 5, automatically cleans the filters 5 and prevents the removed dust from being brought out of the cleaners 7.
    Type: Grant
    Filed: June 19, 2003
    Date of Patent: May 4, 2004
    Assignee: Fujitsu General Limited
    Inventors: Shinsei Takashima, Masamitsu Usui, Hideyuki Umenaka, Yoji Maki
  • Air conditioner
    Publication number: 20040000160
    Abstract: An air conditioner having a dust removing device which enables dust having stuck to its filters to be automatically removed without fail and prevents the removed dust from sticking again to the filters is to be provided. It is equipped with a sliding device 6 (motor 6) for sliding in a prescribed direction filters 5 arranged between an air intake port 121 and a heat exchanger 3, and with cleaners 7 to remove dust having stuck to the filters 5, automatically cleans the filters 5 and prevents the removed dust from being brought out of the cleaners 7.
    Type: Application
    Filed: June 19, 2003
    Publication date: January 1, 2004
    Applicant: FUJITSU GENERAL LIMITED
    Inventors: Shinsei Takashima, Masamitsu Usui, Hideyuki Umenaka, Yoji Maki