JPS6391736U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案に係る緩衝装置の空転状態の構
造説明図、第２図は一部切欠側面図、第３図は制
動状態の構造説明図、第４図ａ，ｂ，ｃは従来例
３種類の説明半断面図である。１は筐体、２は蓋
体、３は増速歯車機構、４はギヤー、５はウオー
ム、６はブレーキシユー、７はパツト、８は軸受
、９はフレームである。 Fig. 1 is a structural explanatory diagram of the shock absorber according to the present invention in an idling state, Fig. 2 is a partially cutaway side view, Fig. 3 is a structural explanatory diagram in a braking state, and Fig. 4 a, b, and c are conventional examples. It is three types of explanatory half-sectional views. 1 is a housing, 2 is a lid, 3 is a speed increasing gear mechanism, 4 is a gear, 5 is a worm, 6 is a brake shoe, 7 is a part, 8 is a bearing, and 9 is a frame.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 筐体１に回動自在に取付けられた蓋体２の開閉
動作により駆動される一連の増速歯車機構３と、
該増速歯車機構３の最終段にあるギヤー４及びウ
オーム５と、該ウオーム５の軸５ａに固定された
ブレーキシユー６と、前記軸５ａをギヤツプ８ａ
を設けて軸方向に移動可能に保持する軸受８と、
該軸受８のブレーキシユー６と対向する面に設け
られたパツト７とからなり、前記蓋体２の開閉い
ずれか一方の動作に対してウオーム５に作用する
スラストによつてブレーキシユー６がパツト７を
押圧しながら前記ウオーム軸５ａが回転して蓋体
２の急激な運動を抑制することを特徴とする緩衝
装置。 a series of speed increasing gear mechanisms 3 driven by the opening and closing operations of a lid 2 rotatably attached to the housing 1;
The gear 4 and the worm 5 at the final stage of the speed increasing gear mechanism 3, the brake shoe 6 fixed to the shaft 5a of the worm 5, and the shaft 5a connected to the gear 8a.
a bearing 8 which is provided and held movably in the axial direction;
The brake shoe 6 of the bearing 8 is made up of a part 7 provided on the surface facing the brake shoe 6, and the brake shoe 6 is activated by the thrust acting on the worm 5 when the lid body 2 is opened or closed. A shock absorbing device characterized in that the worm shaft 5a rotates while pressing the pad 7 to suppress sudden movement of the lid 2.