JPH02134336U

JPH02134336U -

Info

Publication number: JPH02134336U
Application number: JP4252089U
Authority: JP
Priority date: 1989-04-13
Filing date: 1989-04-13
Publication date: 1990-11-07

Description

[Brief explanation of drawings]

第１図は回転ダンパの断面説明図、第２図は第
１図の−矢視説明図、第３図はその制動特性
図、第４図は他の実施例の説明図、第５図はその
制動特性図、第６図は従来の回転ダンパの制動特
性図である。１はケーシング、２は伝達部材、３は可動羽根
、４は仕切羽根、５は導通室、６は固定仕切部材
、８，８ａ，８ｂは流体室、９ａ〜９ｄ，１２ａ
〜１２ｄはオリフイス、１０は逆止弁である。 Fig. 1 is a cross-sectional explanatory diagram of the rotary damper, Fig. 2 is an explanatory diagram in the - arrow direction of Fig. 1, Fig. 3 is its damping characteristic diagram, Fig. 4 is an explanatory diagram of another embodiment, and Fig. 5 is an explanatory diagram of the rotary damper. The braking characteristic diagram, FIG. 6, is a braking characteristic diagram of a conventional rotary damper. 1 is a casing, 2 is a transmission member, 3 is a movable blade, 4 is a partition blade, 5 is a conduction chamber, 6 is a fixed partition member, 8, 8a, 8b are fluid chambers, 9a to 9d, 12a
12d is an orifice, and 10 is a check valve.

Claims

[Scope of utility model registration request]

a casing having a fluid chamber formed therein; a movable blade that is housed in the fluid chamber and divides the fluid chamber into two fluid chambers and rotates back and forth within the fluid chamber;
A transmission member for transmitting the rotational force of the rotating body to the movable blade, a plurality of orifices with different diameters formed on the wall surface of the fluid chamber, and two fluid chambers divided by the movable blade are electrically connected. A rotary damper comprising a conduction chamber.