NON-WOVEN SOUND-ABSORBING SLEEVE AND METHOD FOR PRODUCTION THEREOF Russian patent published in 2020 - IPC H02G3/04 

Abstract RU 2713413 C2

FIELD: machine building.

SUBSTANCE: invention relates to means of protection against noise during movement of a vehicle. Sleeve has a longitudinal non-woven ply, opposing edges of which are glued along the whole length of the hose with creation of a closed internal channel with a cross-section, which allows placing an elongated part in the channel. Sleeve also has mainly smooth inner layer from mesh canvas, glued to inner surface of outer layer of nonwoven material, wherein smooth inner layer of mesh canvas forms closed inner surface surrounding sleeve channel; material of inner layer from mesh canvas is fixed in glue joint at least on some section of its length.

EFFECT: invention is intended to increase suppression of noise generated by elongated parts in sleeves.

11 cl, 4 dwg

Similar patents RU2713413C2

Title Year Author Number
COMBINED SOUND-ABSORBING PANEL 2016
  • Fesina Mikhail Ilich
  • Deryabin Igor Viktorovich
  • Gorina Larisa Nikolaevna
  • Krasnov Aleksandr Valentinovich
  • Malkin Ilya Vladimirovich
RU2639759C2
RESONATOR DEVICE INSTALLED IN CASE OF REFRIGERATING UNIT 2008
  • Baars Ehdmar
  • Santini Ml. Otavio
RU2415354C1
NOISE SILENCER (VERSIONS) 2011
  • Fesina Mikhail Il'Ich
  • Malkin Il'Ja Vladimirovich
  • Krasnov Aleksandr Valentinovich
  • Gorina Larisa Nikolaevna
  • Nazarov Aleksej Gennad'Evich
RU2494266C2
TILING MATERIAL HARDENED IN-SITU WITH LONGITUDINAL REINFORCEMENT 2004
  • Drajver Franklin Tomas
  • Vang Vejping
RU2362678C2
VEHICLE NOISE KILLER 2008
  • Pan'Kov Leonid Anatol'Evich
  • Fesina Mikhail Il'Ich
  • Krasnov Aleksandr Valentinovich
RU2376167C1
LOW-NOISE TECHNICAL ROOM 2017
  • Fesina Mikhail Ilich
  • Deryabin Igor Viktorovich
  • Gorina Larisa Nikolaevna
RU2684942C1
LIGHT VEHICLE PASSENGER SALOON HEATING AND VENTILATION SYSTEM (OPTIONS) 2006
  • Pan'Kov Leonid Anatol'Evich
  • Fesina Mikhail Il'Ich
  • Krasnov Aleksandr Valentinovich
RU2328382C1
LOW-NOISE TECHNICAL ROOM 2017
  • Fesina Mikhail Ilich
  • Deryabin Igor Viktorovich
  • Gorina Larisa Nikolaevna
RU2677621C1
METHOD OF PRODUCTION OF TUBULAR SLEEVES FROM MINERAL WOOL 2004
  • Ligtenberg Kharal'D
  • Tsisik Anton
  • Majer Jens
  • Al'Brekht Fol'Ker
RU2335690C2
WELL FILTER MANUFACTURING METHOD 2019
  • Danchenko Yurij Valentinovich
RU2706981C1

RU 2 713 413 C2

Authors

Yamaguchi, Hiroki

Takuto, Maeda

Mehbubani, Ritesh

Ilyin, Aleksandr

Burdy, John, E.

Dates

2020-02-05Published

2015-11-25Filed