JP2012255341A5

JP2012255341A5 -

Info

Publication number: JP2012255341A5
Application number: JP2012222396A
Authority: JP
Filing date: 2012-10-04
Publication date: 2013-06-27
Anticipated expiration: 2028-08-06

Claims

支柱と、この支柱に一端部で鉛直面内で回動自在に支持されたアーム手段と、このアーム手段の他端部に取り付けられており、アーム手段の一方の方向の回動により完全開扉位置に向かって跳ね上げ方向に移動する一方、アーム手段の他方の方向の回動により完全閉扉位置に向かって下げ方向に移動する扉と、この扉の移動に抗する抵抗力を扉に付与する抵抗力付与手段とを具備しており、抵抗力付与手段は、扉の跳ね上げ方向の移動に抗する抵抗力を生じる抵抗力発生機構と、この抵抗力発生機構に扉の完全開扉直前位置から完全開扉位置に向かう跳ね上げ方向の移動に抗する抵抗力を生じさせるべく完全開扉直前位置から跳ね上げ方向に移動する扉と抵抗力発生機構とを連結状態にする一方、完全開扉直前位置よりも完全閉扉位置側に位置する扉と抵抗力発生機構とを非連結状態にする連結機構と、扉の下げ方向の移動に抗する抵抗力を生じる他の抵抗力発生機構と、この他の抵抗力発生機構に扉の完全閉扉直前位置から完全閉扉位置に向かう下げ方向の移動に抗する抵抗力を生じさせるべく完全閉扉直前位置から下げ方向に移動する扉と他の抵抗力発生機構とを連結状態にする一方、完全閉扉直前位置よりも完全開扉位置側に位置する扉と他の抵抗力発生機構とを非連結状態にする他の連結機構とを具備しており、他の抵抗力発生機構は、一方の隙間形成体と、この一方の隙間形成体に対して相対的に回転自在であると共に当該一方の隙間形成体と協同して隙間を形成している他方の隙間形成体と、一方の隙間形成体と他方の隙間形成体とによって形成された隙間に収容されていると共に当該他方の隙間形成体の当該一方の隙間形成体に対する相対的な回転により抵抗力を生じる粘性体とを具備しており、他の連結機構は、回転により他方の隙間形成体を回転させるように当該他方の隙間形成体に取り付けられている歯車と、扉が完全閉扉直前位置に位置した際に歯車に歯合する一方、扉が完全閉扉直前位置よりも完全開扉位置側に位置した際に前記歯合が解除されるようにアーム手段に取り付けられている歯列部材とを具備しており、歯列部材は、扉の完全閉扉直前位置から完全閉扉位置に向かう下げ方向の移動に抗する抵抗力を他の抵抗力発生機構に生じさせるべく、歯車との歯合状態においてアーム手段の他方の方向の回動を回転力として当該歯車に伝達するように配されており、他の抵抗力発生機構は、アーム手段の他方の方向の回動に基づく歯車の一方の方向の回転を他方の隙間形成体に伝達するように当該歯車と当該他方の隙間形成体を連結する一方、アーム手段の一方の方向の回動に基づく歯車の他方の方向の回転により前記連結を解除するように当該歯車と当該他方の隙間形成体との間に介在されている一方向クラッチを具備している跳ね上げ式門扉。 A support, arm means supported by the support at one end so as to be rotatable in a vertical plane, and attached to the other end of the arm means. The arm means is fully opened by turning in one direction. while moving in the direction flipped toward the position, imparting a door that moves in the direction down towards the full closing position by the rotation of the other direction of the arm means, the resistance force against the moving of the door to door A resistance force generating means for generating a resistance force that resists the movement of the door in the flip-up direction, and the resistance force generating mechanism immediately before the door is fully opened. In order to generate a resistance force against the movement in the flip-up direction from the position to the fully open position, the door that moves in the flip-up direction from the position immediately before the full door and the resistance generating mechanism are connected to each other while the door is fully open. Position closer to the fully closed position than the position just before the door A coupling mechanism for a door to a resistance force generating mechanism in the non-connected state, the other resistance generating mechanism resulting in resistance force against the movement of the lowering direction of the door, complete door to the other resistive force generating mechanism The door that moves in the downward direction from the position immediately before the fully closed door and another resistance force generation mechanism are connected to each other in order to generate a resistance force against the movement in the downward direction from the position immediately before the closed door toward the fully closed position, while the door is completely closed It is provided with another connecting mechanism that disconnects the door located on the fully open door position side from the immediately preceding position and the other resistance generating mechanism, and the other resistance generating mechanism forms one gap. Body, the other gap forming body that is rotatable relative to the one gap forming body and forms a gap in cooperation with the one gap forming body, and the one gap forming body and the other. Are accommodated in a gap formed by the gap forming body. And a viscous body that generates a resistance force by the relative rotation of the other gap forming body with respect to the one gap forming body, and the other coupling mechanism rotates the other gap forming body by the rotation. Thus, when the gear is attached to the other gap forming body and the door meshes with the gear when the door is located at the position immediately before the fully closed door, the door is positioned closer to the fully opened position than the position immediately before the fully closed door. And a tooth row member attached to the arm means so that the engagement is released at the time, and the tooth row member moves in a downward direction from a position immediately before the door to the fully closed position toward the fully closed position. In order to generate a resisting force to be resisted in another resisting force generating mechanism, it is arranged to transmit the rotation of the arm means in the other direction as a rotational force to the gear in the meshed state with the gear. The resistance generation mechanism is The gear is connected to the other gap forming body so as to transmit the rotation of the gear in one direction based on the rotation of the other means to the other gap forming body. A flip-up type gate provided with a one-way clutch interposed between the gear and the other gap forming body so as to release the connection by rotation of the gear in the other direction based on rotation .

扉及びアーム手段の自重に抗する跳ね上げ方向の弾性力をアーム手段に付与する弾性力付与手段を具備している請求項１に記載の跳ね上げ式門扉。2. The flip-up gate according to claim 1, further comprising elastic force applying means for applying an elastic force in a springing direction against the dead weight of the door and arm means to the arm means.

歯車は、他方の隙間形成体に固着されていると共に周縁に複数の歯を有している歯車部材と、この歯車部材の歯よりも歯車の回転方向において変位して配された複数の歯を周縁に有していると共に当該歯車の回転方向において当該歯車部材に対して可動となるように当該歯車部材に隣接している可動歯車部材と、アーム手段の他方の方向の回動に基づく歯車の回転方向とは逆の回転方向に向かって当該可動歯車部材を弾性的に付勢する付勢手段とを具備している請求項１又は２に記載の跳ね上げ式門扉。The gear includes a gear member fixed to the other gap forming body and having a plurality of teeth on the periphery, and a plurality of teeth arranged by being displaced in the rotation direction of the gear from the teeth of the gear member. And a movable gear member adjacent to the gear member so as to be movable with respect to the gear member in the rotation direction of the gear and a gear based on rotation of the arm means in the other direction. The flip-up gate according to claim 1 or 2, further comprising an urging unit that elastically urges the movable gear member in a rotation direction opposite to the rotation direction.

付勢手段は、歯車部材及び可動歯車部材のうちの一方に設けられていると共に当該歯車部材及び可動歯車部材のうちの他方に向かって突出しているピンと、アーム手段の他方の方向の回動に基づく当該歯車の回転方向とは逆の回転方向に向かって当該ピンを弾性的に付勢するように当該歯車部材及び可動歯車部材のうちの他方に設けられている付勢部材とを具備している請求項３に記載の跳ね上げ式門扉。The biasing means is provided on one of the gear member and the movable gear member, and protrudes toward the other of the gear member and the movable gear member, and the arm means for rotating in the other direction. A biasing member provided on the other of the gear member and the movable gear member so as to elastically bias the pin in a direction opposite to the rotation direction of the gear based on The flip-up gate according to claim 3.

支柱と、この支柱に一端部で鉛直面内で回動自在に支持されたアーム手段と、このアーム手段の他端部に取り付けられており、アーム手段の一方の方向の回動により完全開扉位置に向かって跳ね上げ方向に移動する一方、アーム手段の他方の方向の回動により完全閉扉位置に向かって下げ方向に移動する扉と、この扉の移動に抗する抵抗力を扉に付与する抵抗力付与手段とを具備しており、抵抗力付与手段は、扉の跳ね上げ方向の移動に抗する抵抗力を生じる抵抗力発生機構と、この抵抗力発生機構に扉の完全開扉直前位置から完全開扉位置に向かう跳ね上げ方向の移動に抗する抵抗力を生じさせるべく完全開扉直前位置から跳ね上げ方向に移動する扉と抵抗力発生機構とを連結状態にする一方、完全開扉直前位置よりも完全閉扉位置側に位置する扉と抵抗力発生機構とを非連結状態にする連結機構と、扉の下げ方向の移動に抗する抵抗力を生じる他の抵抗力発生機構と、この他の抵抗力発生機構に扉の完全閉扉直前位置から完全閉扉位置に向かう下げ方向の移動に抗する抵抗力を生じさせるべく完全閉扉直前位置から下げ方向に移動する扉と他の抵抗力発生機構とを連結状態にする一方、完全閉扉直前位置よりも完全開扉位置側に位置する扉と他の抵抗力発生機構とを非連結状態にする他の連結機構とを具備しており、他の抵抗力発生機構は、一方の隙間形成体と、この一方の隙間形成体に対して相対的に回転自在であると共に当該一方の隙間形成体と協同して隙間を形成している他方の隙間形成体と、一方の隙間形成体と他方の隙間形成体とによって形成された隙間に収容されていると共に当該他方の隙間形成体の当該一方の隙間形成体に対する相対的な回転により抵抗力を生じる粘性体とを具備しており、他の連結機構は、回転により他方の隙間形成体を回転させるように当該他方の隙間形成体に取り付けられている歯車と、扉が完全閉扉直前位置に位置した際に他の連結機構の歯車に歯合する一方、扉が完全閉扉直前位置よりも完全開扉位置側に位置した際に前記歯合が解除されるようにアーム手段に取り付けられている歯列部材とを具備しており、歯列部材は、扉の完全閉扉直前位置から完全閉扉位置に向かう下げ方向の移動に抗する抵抗力を他の抵抗力発生機構に生じさせるべく、歯車との歯合状態においてアーム手段の他方の方向の回動を回転力として当該歯車に伝達するように配されており、歯車は、他方の隙間形成体に固着されていると共に周縁に複数の歯を有している歯車部材と、この歯車部材の歯よりも歯車の回転方向において変位して配された複数の歯を周縁に有していると共に当該歯車の回転方向において当該歯車部材に対して可動となるように当該歯車部材に隣接している可動歯車部材と、アーム手段の他方の方向の回動に基づく歯車の回転方向とは逆の回転方向に向かって当該可動歯車部材を弾性的に付勢する付勢手段とを具備している跳ね上げ式門扉。A support, arm means supported by the support at one end so as to be rotatable in a vertical plane, and attached to the other end of the arm means. The arm means is fully opened by turning in one direction. A door that moves in a flip-up direction toward the position, and a door that moves in a downward direction toward the fully closed position by rotation of the arm means in the other direction, and a resistance force that resists the movement of the door is applied to the door. Resistance force applying means, the resistance force applying means is a resistance force generating mechanism that generates a resistance force against movement of the door in the flip-up direction, and a position immediately before the door is fully opened to the resistance force generating mechanism. The door that moves in the flip-up direction from the position immediately before the fully opened door and the resistance generating mechanism are connected to each other to generate a resistance force against the movement in the flip-up direction toward the fully open position from the fully open door. Positioned closer to the fully closed position than the previous position The connecting mechanism that disconnects the door and the resistance generating mechanism from each other, the other resistance generating mechanism that generates resistance against the movement of the door in the downward direction, and the other resistance generating mechanism The door that moves in the downward direction from the position immediately before the fully closed door and another resistance force generation mechanism are connected to each other in order to generate a resistance force against the movement in the downward direction from the position immediately before the closed door toward the fully closed position, while the door is completely closed. It is provided with another connecting mechanism that disconnects the door located on the fully open door position side from the immediately preceding position and the other resistance generating mechanism, and the other resistance generating mechanism forms one gap. Body, the other gap forming body that is rotatable relative to the one gap forming body and forms a gap in cooperation with the one gap forming body, and the one gap forming body and the other. Is accommodated in a gap formed by the gap forming body. And a viscous body that generates a resistance force by the relative rotation of the other gap forming body with respect to the one gap forming body, and the other coupling mechanism rotates the other gap forming body by the rotation. When the door is located at the position immediately before the fully closed door and the gear of the other coupling mechanism when the door is located at the position immediately before the fully closed door, the door is fully opened than the position immediately before the fully closed door. And a dentition member attached to the arm means so as to release the engagement when positioned on the position side, and the dentition member moves from a position immediately before the door to the fully closed position toward the fully closed position. In order to generate a resistance force against movement in the lowering direction in another resistance force generation mechanism, the rotation of the arm means in the other direction is transmitted to the gear as a rotational force in a meshed state with the gear. And the gears on the other A gear member that is fixed to the gap forming body and has a plurality of teeth on the periphery, and a plurality of teeth that are arranged displaced in the rotation direction of the gear relative to the teeth of the gear member on the periphery. The movable gear member adjacent to the gear member so as to be movable with respect to the gear member in the rotational direction of the gear, and the rotational direction of the gear based on the rotation of the arm means in the other direction. A flip-up type gate comprising an urging means for elastically urging the movable gear member in the reverse rotation direction.

扉及びアーム手段の自重に抗する跳ね上げ方向の弾性力をアーム手段に付与する弾性力付与手段を具備している請求項５に記載の跳ね上げ式門扉。6. The flip-up type gate according to claim 5, further comprising elastic force applying means for applying an elastic force in a springing direction against the dead weight of the door and arm means to the arm means.

付勢手段は、歯車部材及び可動歯車部材のうちの一方に設けられていると共に当該歯車部材及び可動歯車部材のうちの他方に向かって突出しているピンと、アーム手段の他方の方向の回動に基づく当該歯車の回転方向とは逆の回転方向に向かって当該ピンを弾性的に付勢するように当該歯車部材及び可動歯車部材のうちの他方に設けられている付勢部材とを具備している請求項５又は６に記載の跳ね上げ式門扉。The biasing means is provided on one of the gear member and the movable gear member, and protrudes toward the other of the gear member and the movable gear member, and the arm means for rotating in the other direction. A biasing member provided on the other of the gear member and the movable gear member so as to elastically bias the pin in a direction opposite to the rotation direction of the gear based on The flip-up type gate according to claim 5 or 6.

支柱と、この支柱に一端部で鉛直面内で回動自在に支持されたアーム手段と、このアーム手段の他端部に取り付けられており、アーム手段の一方の方向の回動により完全開扉位置に向かって跳ね上げ方向に移動する一方、アーム手段の他方の方向の回動により完全閉扉位置に向かって下げ方向に移動する扉と、この扉の移動に抗する抵抗力を扉に付与する抵抗力付与手段とを具備しており、抵抗力付与手段は、扉の下げ方向の移動に抗する抵抗力を生じる抵抗力発生機構と、この抵抗力発生機構に扉の完全閉扉直前位置から完全閉扉位置に向かう下げ方向の移動に抗する抵抗力を生じさせるべく完全閉扉直前位置から下げ方向に移動する扉と抵抗力発生機構とを連結状態にする一方、完全閉扉直前位置よりも完全開扉位置側に位置する扉と抵抗力発生機構とを非連結状態にする連結機構とを具備しており、抵抗力発生機構は、一方の隙間形成体と、この一方の隙間形成体に対して相対的に回転自在であると共に当該一方の隙間形成体と協同して隙間を形成している他方の隙間形成体と、一方の隙間形成体と他方の隙間形成体とによって形成された隙間に収容されていると共に当該他方の隙間形成体の当該一方の隙間形成体に対する相対的な回転により抵抗力を生じる粘性体とを具備しており、連結機構は、回転により他方の隙間形成体を回転させるように当該他方の隙間形成体に取り付けられている歯車と、扉が完全閉扉直前位置に位置した際に歯車に歯合する一方、扉が完全閉扉直前位置よりも完全開扉位置側に位置した際に前記歯合が解除されるようにアーム手段に取り付けられている歯列部材とを具備しており、歯列部材は、扉の完全閉扉直前位置から完全閉扉位置に向かう下げ方向の移動に抗する抵抗力を抵抗力発生機構に生じさせるべく、歯車との歯合状態においてアーム手段の他方の方向の回動を回転力として当該歯車に伝達するように配されており、抵抗力発生機構は、アーム手段の他方の方向の回動に基づく歯車の一方の方向の回転を他方の隙間形成体に伝達するように当該歯車と当該他方の隙間形成体を連結する一方、アーム手段の一方の方向の回動に基づく歯車の他方の方向の回転により前記連結を解除するように当該歯車と当該他方の隙間形成体との間に介在されている一方向クラッチを具備している跳ね上げ式門扉。A support, arm means supported by the support at one end so as to be rotatable in a vertical plane, and attached to the other end of the arm means. The arm means is fully opened by turning in one direction. A door that moves in a flip-up direction toward the position, and a door that moves in a downward direction toward the fully closed position by rotation of the arm means in the other direction, and a resistance force that resists the movement of the door is applied to the door. A resistance force applying means, and the resistance force applying means is a resistance force generating mechanism that generates a resistance force against the movement of the door in the downward direction, and the resistance force generating mechanism is completely moved from a position immediately before the door is completely closed. In order to generate a resistance force against the movement in the downward direction toward the closed position, the door that moves in the downward direction from the position immediately before the fully closed door is connected to the resistance generating mechanism, while the door is fully opened from the position immediately before the fully closed position. Doors and resistors A coupling mechanism that brings the force generating mechanism into a non-coupled state, and the resistance generating mechanism is rotatable relative to the one gap forming body and the one gap forming body. It is accommodated in a gap formed by the other gap forming body that forms a gap in cooperation with one gap forming body and the one gap forming body and the other gap forming body, and the other gap is formed. A viscous body that generates a resistance force by relative rotation of the body with respect to the one gap forming body, and the coupling mechanism is configured to rotate the other gap forming body by rotation. The gear engages with the gear when the door is positioned immediately before the fully closed position, while the gear is released when the door is positioned closer to the fully open position than the position immediately before the fully closed position. Attached to the arm means as And the tooth row member includes a gear and a gear member to cause the resistance force generating mechanism to resist the movement of the door in the downward direction from the position immediately before the fully closed door toward the fully closed door position. In the meshed state, the rotation of the arm means in the other direction is arranged to be transmitted to the gear as a rotational force, and the resistance generating mechanism is one of the gears based on the rotation of the arm means in the other direction. The gear and the other gap forming body are connected so as to transmit the rotation in the direction of the other gear to the other gap forming body, while the connection is performed by the rotation of the gear in the other direction based on the rotation of the arm means in one direction. A flip-up type gate comprising a one-way clutch interposed between the gear and the other gap forming body so as to release the gear.

扉及びアーム手段の自重に抗する跳ね上げ方向の弾性力をアーム手段に付与する弾性力付与手段を具備している請求項８に記載の跳ね上げ式門扉。9. The flip-up gate according to claim 8, further comprising elastic force applying means for applying an elastic force in a springing direction against the dead weight of the door and arm means to the arm means.

歯車は、他方の隙間形成体に固着されていると共に周縁に複数の歯を有している歯車部材と、この歯車部材の歯よりも歯車の回転方向において変位して配された複数の歯を周縁に有していると共に当該歯車の回転方向において当該歯車部材に対して可動となるように当該歯車部材に隣接している可動歯車部材と、アーム手段の他方の方向の回動に基づく歯車の回転方向とは逆の回転方向に向かって当該可動歯車部材を弾性的に付勢する付勢手段とを具備している請求項８又は９に記載の跳ね上げ式門扉。The gear includes a gear member fixed to the other gap forming body and having a plurality of teeth on the periphery, and a plurality of teeth arranged by being displaced in the rotation direction of the gear from the teeth of the gear member. And a movable gear member adjacent to the gear member so as to be movable with respect to the gear member in the rotation direction of the gear and a gear based on rotation of the arm means in the other direction. The flip-up type gate according to claim 8 or 9, further comprising a biasing means for resiliently biasing the movable gear member in a rotation direction opposite to the rotation direction.

付勢手段は、歯車部材及び可動歯車部材のうちの一方に設けられていると共に当該歯車部材及び可動歯車部材のうちの他方に向かって突出しているピンと、アーム手段の他方の方向の回動に基づく当該歯車の回転方向とは逆の回転方向に向かって当該ピンを弾性的に付勢するように当該歯車部材及び可動歯車部材のうちの他方に設けられている付勢部材とを具備している請求項１０に記載の跳ね上げ式門扉。The biasing means is provided on one of the gear member and the movable gear member, and protrudes toward the other of the gear member and the movable gear member, and the arm means for rotating in the other direction. A biasing member provided on the other of the gear member and the movable gear member so as to elastically bias the pin in a direction opposite to the rotation direction of the gear based on The flip-up gate according to claim 10.

支柱と、この支柱に一端部で鉛直面内で回動自在に支持されたアーム手段と、このアーム手段の他端部に取り付けられており、アーム手段の一方の方向の回動により完全開扉位置に向かって跳ね上げ方向に移動する一方、アーム手段の他方の方向の回動により完全閉扉位置に向かって下げ方向に移動する扉と、この扉の移動に抗する抵抗力を扉に付与する抵抗力付与手段とを具備しており、抵抗力付与手段は、扉の下げ方向の移動に抗する抵抗力を生じる抵抗力発生機構と、この抵抗力発生機構に扉の完全閉扉直前位置から完全閉扉位置に向かう下げ方向の移動に抗する抵抗力を生じさせるべく完全閉扉直前位置から下げ方向に移動する扉と抵抗力発生機構とを連結状態にする一方、完全閉扉直前位置よりも完全開扉位置側に位置する扉と抵抗力発生機構とを非連結状態にする連結機構とを具備しており、抵抗力発生機構は、一方の隙間形成体と、この一方の隙間形成体に対して相対的に回転自在であると共に当該一方の隙間形成体と協同して隙間を形成している他方の隙間形成体と、一方の隙間形成体と他方の隙間形成体とによって形成された隙間に収容されていると共に当該他方の隙間形成体の当該一方の隙間形成体に対する相対的な回転により抵抗力を生じる粘性体とを具備しており、連結機構は、回転により他方の隙間形成体を回転させるように当該他方の隙間形成体に取り付けられている歯車と、扉が完全閉扉直前位置に位置した際に歯車に歯合する一方、扉が完全閉扉直前位置よりも完全開扉位置側に位置した際に前記歯合が解除されるようにアーム手段に取り付けられている歯列部材とを具備しており、歯列部材は、扉の完全閉扉直前位置から完全閉扉位置に向かう下げ方向の移動に抗する抵抗力を抵抗力発生機構に生じさせるべく、歯車との歯合状態においてアーム手段の他方の方向の回動を回転力として当該歯車に伝達するように配されており、歯車は、他方の隙間形成体に固着されていると共に周縁に複数の歯を有している歯車部材と、この歯車部材の歯よりも歯車の回転方向において変位して配された複数の歯を周縁に有していると共に当該歯車の回転方向において当該歯車部材に対して可動となるように当該歯車部材に隣接している可動歯車部材と、アーム手段の他方の方向の回動に基づく歯車の回転方向とは逆の回転方向に向かって当該可動歯車部材を弾性的に付勢する付勢手段とを具備している跳ね上げ式門扉。A support, arm means supported by the support at one end so as to be rotatable in a vertical plane, and attached to the other end of the arm means. The arm means is fully opened by turning in one direction. A door that moves in a flip-up direction toward the position, and a door that moves in a downward direction toward the fully closed position by rotation of the arm means in the other direction, and a resistance force that resists the movement of the door is applied to the door. A resistance force applying means, and the resistance force applying means is a resistance force generating mechanism that generates a resistance force against the movement of the door in the downward direction, and the resistance force generating mechanism is completely moved from a position immediately before the door is completely closed. In order to generate a resistance force against the movement in the downward direction toward the closed position, the door that moves in the downward direction from the position immediately before the fully closed door is connected to the resistance generating mechanism, while the door is fully opened from the position immediately before the fully closed position. Doors and resistors A coupling mechanism that brings the force generating mechanism into a non-coupled state, and the resistance generating mechanism is rotatable relative to the one gap forming body and the one gap forming body. It is accommodated in a gap formed by the other gap forming body that forms a gap in cooperation with one gap forming body and the one gap forming body and the other gap forming body, and the other gap is formed. A viscous body that generates a resistance force by relative rotation of the body with respect to the one gap forming body, and the coupling mechanism is configured to rotate the other gap forming body by rotation. The gear engages with the gear when the door is positioned immediately before the fully closed position, while the gear is released when the door is positioned closer to the fully open position than the position immediately before the fully closed position. Attached to the arm means as And the tooth row member includes a gear and a gear member to cause the resistance force generating mechanism to resist the movement of the door in the downward direction from the position immediately before the fully closed door toward the fully closed door position. The rotation of the arm means in the other direction is transmitted to the gear as a rotational force, and the gear is fixed to the other gap forming body and has a plurality of teeth on the periphery. The gear member has a plurality of teeth arranged at the periphery of the gear member and displaced in the rotation direction of the gear relative to the teeth of the gear member, and is movable relative to the gear member in the rotation direction of the gear. The movable gear member adjacent to the gear member and the movable gear member are elastically attached to the rotation direction opposite to the rotation direction of the gear based on the rotation of the arm means in the other direction. And a biasing means A flip-up gate.

扉及びアーム手段の自重に抗する跳ね上げ方向の弾性力をアーム手段に付与する弾性力付与手段を具備している請求項１２に記載の跳ね上げ式門扉。The flip-up type gate according to claim 12, further comprising elastic force applying means for applying an elastic force in the spring-up direction against the dead weight of the door and arm means to the arm means.

付勢手段は、歯車部材及び可動歯車部材のうちの一方に設けられていると共に当該歯車部材及び可動歯車部材のうちの他方に向かって突出しているピンと、アーム手段の他方の方向の回動に基づく当該歯車の回転方向とは逆の回転方向に向かって当該ピンを弾性的に付勢するように当該歯車部材及び可動歯車部材のうちの他方に設けられている付勢部材とを具備している請求項１２又は１３に記載の跳ね上げ式門扉。The biasing means is provided on one of the gear member and the movable gear member, and protrudes toward the other of the gear member and the movable gear member, and the arm means for rotating in the other direction. A biasing member provided on the other of the gear member and the movable gear member so as to elastically bias the pin in a direction opposite to the rotation direction of the gear based on The flip-up gate according to claim 12 or 13.

支柱と、この支柱に一端部で鉛直面内で回動自在に支持されたアーム手段と、このアーム手段の他端部に取り付けられており、アーム手段の一方の方向の回動により完全開扉位置に向かって跳ね上げ方向に移動する一方、アーム手段の他方の方向の回動により完全閉扉位置に向かって下げ方向に移動する扉と、この扉の移動に抗する抵抗力を扉に付与する抵抗力付与手段とを具備しており、抵抗力付与手段は、扉の跳ね上げ方向の移動に抗する抵抗力を生じる抵抗力発生機構と、この抵抗力発生機構に扉の完全開扉直前位置から完全開扉位置に向かう跳ね上げ方向の移動に抗する抵抗力を生じさせるべく完全開扉直前位置から跳ね上げ方向に移動する扉と抵抗力発生機構とを連結状態にする一方、完全開扉直前位置よりも完全閉扉位置側に位置する扉と抵抗力発生機構とを非連結状態にする連結機構と、扉の下げ方向の移動に抗する抵抗力を生じる他の抵抗力発生機構と、この他の抵抗力発生機構に扉の完全閉扉直前位置から完全閉扉位置に向かう下げ方向の移動に抗する抵抗力を生じさせるべく完全閉扉直前位置から下げ方向に移動する扉と他の抵抗力発生機構とを連結状態にする一方、完全閉扉直前位置よりも完全開扉位置側に位置する扉と他の抵抗力発生機構とを非連結状態にする他の連結機構とを具備している跳ね上げ式門扉。A support, arm means supported by the support at one end so as to be rotatable in a vertical plane, and attached to the other end of the arm means. The arm means is fully opened by turning in one direction. A door that moves in a flip-up direction toward the position, and a door that moves in a downward direction toward the fully closed position by rotation of the arm means in the other direction, and a resistance force that resists the movement of the door is applied to the door. Resistance force applying means, the resistance force applying means is a resistance force generating mechanism that generates a resistance force against movement of the door in the flip-up direction, and a position immediately before the door is fully opened to the resistance force generating mechanism. The door that moves in the flip-up direction from the position immediately before the fully opened door and the resistance generating mechanism are connected to each other to generate a resistance force against the movement in the flip-up direction toward the fully open position from the fully open door. Positioned closer to the fully closed position than the previous position The connecting mechanism that disconnects the door and the resistance generating mechanism from each other, the other resistance generating mechanism that generates resistance against the movement of the door in the downward direction, and the other resistance generating mechanism The door that moves in the downward direction from the position immediately before the fully closed door and another resistance force generation mechanism are connected to each other in order to generate a resistance force against the movement in the downward direction from the position immediately before the closed door toward the fully closed position, while the door is completely closed. A flip-up type gate comprising a door located closer to the fully open position than the immediately preceding position and another connecting mechanism that disconnects the other resistance generating mechanism.

扉及びアーム手段の自重に抗する跳ね上げ方向の弾性力をアーム手段に付与する弾性力付与手段を具備している請求項１５に記載の跳ね上げ式門扉。The flip-up type gate according to claim 15, further comprising elastic force applying means for applying an elastic force in a springing direction against the dead weight of the door and arm means to the arm means.