| 摘要 |
A door closer (37) for a door (38), which door closer (37) comprises a spring (11) which flexes as the door (38) opens and which returns the door (38) to its closed position after use, braking means (15, 16, 17; 18,19, 20, 21), a unidirectional clutch (26) which releases the braking means when the door is opening and which engages the braking means as the door returns to its dosed position, and release means (28, 29) for releasing the braking means towards the end of the travel of the door to the closed position in order to provide a latching action. <IMAGE> |
