Slope setting device for items of furniture

Abstract

A slope setting device for an item of furniture comprises a furniture part able to be set at a slant about a horizontal pivot axis, more particularly for worktables ( 1 ) with a workboard ( 2 ) able to be set at a slant, to bear the furniture part at the respective slant, a guide part ( 7 ) having an elongated configuration and to be attached to the carcass ( 5 ) of the furniture, a support part ( 8 ) projecting from the guide part ( 7 ), said support part ( 8 ) running telescopically in the guide part ( 7 ) and serving for supporting the said furniture part, a brake means ( 27 ) adapted to be ineffective or substantially so during withdrawal of the support part ( 8 ), and to brake movement of the support part ( 8 ) during opposite insertion into the guide part ( 7 ). The brake means ( 27 ) is able to be worked a user operated actuating means ( 17 ). The braking action of the brake means ( 27 ) is furthermore adjustable.

1 . A slope setting device for an item of furniture comprising a furniture part able to be set at a slant about a horizontal pivot axis, more particularly for worktables ( 1 ) with a workboard ( 2 ) able to be set at a slant, to bear the furniture part at the respective slant, a guide part ( 7 ) having an elongated configuration and to be attached to the carcass ( 5 ) of the furniture, a support part ( 8 ) projecting from the guide part ( 7 ), said support part ( 8 ) having an elongated configuration and running telescopically in the guide part ( 7 ) and serving for supporting the said furniture part able to be slanted, a brake means ( 27 ) adapted to be ineffective or substantially so during withdrawal of the support part ( 8 ), and to brake movement of the support part ( 8 ) during opposite insertion into the guide part ( 7 ) and an actuating means to be actuated by the user for actuating the brake means ( 27 ), characterized in that the braking action of the brake means ( 27 ) is adjustable. 
   
   
       2 . The slope setting device in accordance with  claim 1 , characterized in that the brake means ( 27 ) is a friction brake. 
   
   
       3 . The slope setting device in accordance with  claim 1 , characterized in that the brake means ( 27 ) comprises at least one brake body ( 28  and  29 ) to be acted upon by the brake means ( 17 ) directly or indirectly on being operated so that it is thrust against the support part ( 8 ). 
   
   
       4 . The slope setting device in accordance with  claim 4 , characterized in that the at least one brake body ( 28  and  29 ) is bearinged in a through recess ( 30 ), extending as far as the support part ( 8 ), of the guide part ( 7 ). 
   
   
       5 . The slope setting device in accordance with  claim 3 , characterized in that the at least one brake body ( 28  and  29 ) is arranged laterally on the guide part ( 7 ) and the actuating means ( 17 ) includes at least one rib part ( 32  and  33 ), extending past the side of the at least one brake body ( 28  and  29 ) on the guide part ( 7 ), such rib part having a ramp face arrangement ( 34 ) acting directly or indirectly on the brake body ( 28  and  29 ), such arrangement thrusting the at least one brake body ( 28  and  29 ) against the support part ( 8 ) on operation of the actuating means. 
   
   
       6 . The slope setting device in accordance with  claim 3 , characterized in that the actuating means ( 17 ) acts on the at least one brake body ( 28  and  29 ) by the intermediary of a roller body. 
   
   
       7 . The slope setting device in accordance with  claim 6 , characterized in that to set the braking action of the brake means ( 27 ) the distance of the at least one rib part ( 32  and  33 ) from the guide part ( 7 ) may be adjusted. 
   
   
       8 . The slope setting device in accordance with  claim 6 , characterized in that to set the braking action of the brake means ( 27 ) the angle of slope of the ramp face arrangement ( 34 ) is able to be adjusted. 
   
   
       9 . The slope setting device in accordance with  claim 6 , characterized in that the actuating means ( 17 ) constitutes two rib parts ( 32  and  33 ) running past the guide part ( 7 ), of which at least one acts on the at least one brake body ( 28  and  29 ) and that for adjustment of the braking action ( 27 ) the distance apart of the rib parts ( 32  and  33 ) is able to be set. 
   
   
       10 . The slope setting device in accordance with  claim 9 , characterized in that the of the rib parts ( 32  and  33 ) is able to be set by a screw ( 42 ) connecting the two rib parts ( 32  and  33 ) with one another. 
   
   
       11 . The slope setting device in accordance with  claim 9 , characterized in that the actuating means ( 17 ) surrounds the guide part ( 7 ) with play, allowing the actuating motion of the actuating means ( 17 ), like a fork or a frame ( 35 ), the rib parts ( 32  and  33 ) constituting the arms of a fork or, respectively, opposite sections of such frame. 
   
   
       12 . The slope setting device in accordance with  claim 1 , characterized in that the actuating means ( 17 ) includes an actuating rod ( 20 ), on whose end part nearer the brake means ( 27 ) an actuating element ( 21 ) is arranged, which is inactive absent actuation of the actuating rod and on actuation of the actuating rod activates the brake means ( 27 ). 
   
   
       13 . The slope setting device in accordance with  claim 12 , characterized in that the actuating rod is guided for motion in a linear direction and on operation performs a linear movement, in the case of which the ramp face arrangement ( 34 ) shifts the position of at least one brake body ( 28  and  29 ) toward the support part ( 8 ). 
   
   
       14 . The slope setting device in accordance with  claim 12 , characterized in that the actuating element ( 21 ) runs in a device housing ( 24 ) linearly, same surrounding the brake means ( 27 ), the nearer end portion of the guide part ( 7 ) and the actuating element ( 21 ). 
   
   
       15 . The slope setting device in accordance with  claim 1 , characterized in that the actuating means ( 17 ) is able to be actuated against a spring force. 
   
   
       16 . The slope setting device in accordance with  claim 1 , characterized by arresting means for arresting the support part ( 8 ) on the guide part. 
   
   
       17 . The slope setting device in accordance with any  claim 16 , characterized in that the arresting means comprise a pawl clamping part ( 14 ) for pawl clamping the support part ( 8 ) on the guide part ( 7 ), same automatically releasing the support part ( 8 ) on upward movement thereof in relation to the guide part ( 7 ) and clamping the support part ( 8 ) on downward motion thereof in relation to guide part ( 7 ) and that the actuating means ( 27 ) acts, simultaneously with the actuation of the brake means ( 27 ), on the pawl clamping part ( 14 ) to override its clamping action. 
   
   
       18 . The slope setting device in accordance with  claim 17 , characterized in that the pawl clamping part ( 14 ) extends through the support part ( 8 ) with play for running skew and bears against the guide part ( 7 ) and is able to be pivoted dependent on the degree of play for skew positioning so that the support part ( 8 ) is able to be withdrawn from the guide part ( 7 ) with automatic cessation of the skew setting with the pawl clamping part ( 14 ) and in the opposite direction is secured by automatic skew positioning with the pawl clamping part ( 14 ) bearing against the guide part ( 7 ). 
   
   
       19 . The slope setting device in accordance with  claim 16 , characterized in that the end side of the guide part ( 7 ), from which the support part ( 8 ) extends, is made oblique to extend away from the point of engagement toward the actuating means ( 17 ) and away from the end, supporting the obliquely settable furniture part, of the support part ( 8 ).