Device for length regulation of poles

Abstract

For ski poles, walking poles and similar, a length-adjusting arrangement including an inner element 2 and an outer tube 1, there being a locking device 3 on this same first end 11 of the outer tube 1, with which locking device 3 the inner element 2 and the outer tube 1 can be releasably locked in various axial positions relative to each other, there also being a regulating device 4 on the other end 12 of the outer tube 1, with which regulating device 4 the locking device 3 can be manoeuvred, the outer mantle surface of the inner element 1 2 including two or more cut-outs 21 arranged at a distance from each other in the axial direction of the inner 419 element 2, the locking device 3 including a latching element 32 that is axially fixed relative to the outer tube 1 but, relative to this same outer tube 1, is displaceable between a first position where parts of said latching element 32 are inserted in one of said cut-outs 21 and a second position where said latching element 32 is disengaged from said cut-outs 21 and where the latching element 32 being moved, under the influence of a spring member 43, in a direction towards said first position, in which position the inner element 2 and the outer tube 1 are locked in the axial direction relative to each other and where the latching element 32 is moved, under the influence of the regulating device 4, in a direction towards said second position via an axially displaceable control 6, this control 6 being in the space between the outer mantle surface of the inner element 2 and the inner mantle surface of the outer tube 1, said control 6 extending axially from said locking device 3 to said regulating device 4 and where, in said second position, the inner element 2 and the outer tube 1 can be displaced in the axial direction relative to each other.

1 .- 8 . (canceled) 
     
     
         9 . For ski poles, walking poles and similar, a length-adjusting arrangement including an inner element ( 2 ) and an outer tube ( 1 ), the inner element ( 2 ) having a first free end ( 23 ) that projects from and is axially displaceable from a first end ( 11 ) of the outer tube ( 1 ), there being a locking device ( 3 ) on this same first end ( 11 ) of the outer tube ( 1 ), with which locking device ( 3 ) the inner element ( 2 ) and the outer tube ( 1 ) can be releasably locked in various axial positions relative to each other, there also being a regulating device ( 4 ) on the other end ( 12 ) of the outer tube ( 1 ), with which regulating device ( 4 ) the locking device ( 3 ) can be manoeuvred via a control organ ( 6 ) that runs axially along the outer tube ( 1 ) and which is arranged in the space between the outer tube ( 1 ) and the inner element ( 2 ), the outer surface of the inner element ( 2 ) including two or more hollows ( 21 ) arranged at an axial distance from each other and the locking device ( 3 ) including a latching element ( 32 ) that is axially fixed relative to the outer tube ( 1 ), it being possible, under the influence of the regulating device ( 4 ), for said latching element ( 32 ) to be inserted into, and moved out from, one or more of said hollows ( 21 ) of the inner element ( 2 ), characteristic thereof being that the control organ ( 6 ) has a thin arcuate cross section, the outer contour of this cross section essentially coinciding with some part of the inner contour of the cross section of the outer tube ( 1 ), and it being possible to move said latching element ( 32 ) from said hollow ( 21 ) when, under the influence of the regulating device ( 4 ), said control organ ( 6 ) is displaced in a direction towards the first end ( 11 ) of the outer tube ( 1 ), the inner element ( 2 ) and the outer tube ( 1 ) being, under this influence, disengaged in an axial direction relative to each other. 
     
     
         10 . An arrangement as per patent  claim 9 , characteristic there of being that the locking device ( 3 ) includes a blocking body ( 33 ), this blocking body including a guide groove ( 337 ) that has various surfaces ( 3371 ,  3372 ,  3373 ) whose normals deviate from a right angle to the centre axis ( 15 ) of the outer tube ( 1 ), it being possible for said latching element ( 32 ) to run in the guide groove ( 337 ) and, through contact with any one of said surfaces ( 3371 ,  3372 ,  3373 ), be moved in a radial direction when the blocking body ( 33 ) is displaced in an axial direction between a first position, where said latching element are locked in any one of said hollows ( 21 ), and a second position, where said latching element has been moved out from said hollow ( 21 ). 
     
     
         11 . An arrangement as per patent  claim 10 , characteristic there of being that the regulating device ( 4 ) includes a locking spring ( 43 ) and that the blocking body ( 33 ), under the influence of the locking spring ( 43 ), is moved, via the control organ ( 6 ), in a direction towards said first position, said latching element ( 32 ), through contact with one or more surfaces ( 3371 ,  3373 ), being thereby displaced in a radial direction, said surfaces being oriented inwards towards the centre axis ( 15 ) of the outer tube ( 1 ). 
     
     
         12 . An arrangement as per patent  claim 10 , characteristic thereof being that the locking device ( 3 ) includes a locking spring ( 43 ) and that the blocking body ( 33 ), under the influence of the locking spring ( 43 ), is moved in a direction towards said first position, said latching element ( 32 ), through contact with one or more surfaces ( 3371 ,  3373 ), being thereby displaced in a radial direction, said surfaces being oriented inwards towards the centre axis ( 15 ) of the outer tube ( 1 ). 
     
     
         13 . An arrangement as per patent  claim 10 , characteristic there of being that the blocking body ( 33 ), under the influence of the control organ ( 6 ), is moved in a direction towards said second position, said latching element, through contact with one or more surfaces ( 3372 ) that are oriented outwards from the centre axis ( 15 ) of the outer tube ( 1 ), being thereby displaced in a radial direction. 
     
     
         14 . An arrangement as per patent  claim 11 , characteristic there of being that the normals of said surfaces ( 3371 ,  3373 ) have various angles towards said centre axis ( 15 ). 
     
     
         15 . An arrangement as per patent  claim 9 , characteristic thereof being that the latching element ( 32 ) includes an arm ( 321 ), a latching pin ( 324 ) projecting from one end of the arm and there being a shaft ( 322 ) and a projecting regulating pin ( 323 ) at the other end of the arm, said shaft ( 322 ) being rotatably located in holes ( 365 ,  375 ), these holes being included in the locking device ( 3 ) and it being possible, under the influence of the regulating pin ( 323 ) acted on by the control organ ( 6 ), to rotate the arm ( 321 ), this rotation of the arm ( 321 ) making it possible to move the latching element ( 324 ) into and out of one or more of said hollows ( 21 ) of the inner element ( 2 ). 
     
     
         16 . For ski poles, walking poles and similar, a length-adjusting arrangement including an inner element ( 2 ) and an outer tube ( 1 ), the inner element ( 2 ) having a first free end ( 23 ) that projects from and is axially displaceable from a first end ( 11 ) of the outer tube ( 1 ), there being a locking device ( 3 ) on this same first end ( 11 ) of the outer tube ( 1 ), with which locking device ( 3 ) the inner element ( 2 ) and the outer tube ( 1 ) can be releasably locked in various axial positions relative to each other, there also being a regulating device ( 4 ) on the other end ( 12 ) of the outer tube ( 1 ), with which regulating device ( 4 ) the locking device ( 3 ) can be manoeuvred via a control organ ( 6 ) that runs axially along the outer tube ( 1 ) and which is arranged in the space between the outer tube ( 1 ) and the inner element ( 2 ), the outer surface of the inner element ( 2 ) including two or more recesses ( 21 ) arranged at an axial distance from each other and the locking device ( 3 ) including a latching element ( 32 ) that is axially fixed relative to the outer tube ( 1 ), it being possible, under the influence of the regulating device ( 4 ), for said latching element ( 32 ) to be inserted into, and moved out from, one or more of said recesses ( 21 ) of the inner element ( 2 ), characteristic thereof being that the control organ ( 6 ) has a thin arcuate cross section, the outer contour of this cross section essentially coinciding with some part of the inner contour of the cross section of the outer tube ( 1 ), and it being possible to move said latching element ( 32 ) from said recess ( 21 ) when, under the influence of the regulating device ( 4 ), said control organ ( 6 ) is displaced in a direction towards the first end ( 11 ) of the outer tube ( 1 ), the inner element ( 2 ) and the outer tube ( 1 ) being, under this influence, disengaged in an axial direction relative to each other. 
     
     
         17 . An arrangement as per patent  claim 16 , characteristic thereof being that the locking device ( 3 ) includes a blocking body ( 33 ), this blocking body including a guide groove ( 337 ) that has various surfaces ( 3371 ,  3372 ,  3373 ) whose normals deviate from a right angle to the centre axis ( 15 ) of the outer tube ( 1 ), it being possible for said latching element ( 32 ) to run in the guide groove ( 337 ) and, through contact with any one of said surfaces ( 3371 ,  3372 ,  3373 ), be moved in a radial direction when the blocking body ( 33 ) is displaced in an axial direction between a first position, where said latching element are locked in any one of said recesses ( 21 ), and a second position, where said latching element has been moved out from said recess ( 21 ). 
     
     
         18 . An arrangement as per patent  claim 17 , characteristic thereof being that the regulating device ( 4 ) includes a locking spring ( 43 ) and that the blocking body ( 33 ), under the influence of the locking spring ( 43 ), is moved, via the control organ ( 6 ), in a direction towards said first position, said latching element ( 32 ), through contact with one or more surfaces ( 3371 ,  3373 ), being thereby displaced in a radial direction, said surfaces being oriented inwards towards the centre axis ( 15 ) of the outer tube ( 1 ). 
     
     
         19 . An arrangement as per patent  claim 17 , characteristic thereof being that the locking device ( 3 ) includes a locking spring ( 43 ) and that the blocking body ( 33 ), under the influence of the locking spring ( 43 ), is moved in a direction towards said first position, said latching element ( 32 ), through contact with one or more surfaces ( 3371 ,  3373 ), being thereby displaced in a radial direction, said surfaces being oriented inwards towards the centre axis ( 15 ) of the outer tube ( 1 ). 
     
     
         20 . An arrangement as per patent  claim 17 , characteristic there of being that the blocking body ( 33 ), under the influence of the control organ ( 6 ), is moved in a direction towards said second position, said latching element, through contact with one or more surfaces ( 3372 ) that are oriented outwards from the centre axis ( 15 ) of the outer tube ( 1 ), being thereby displaced in a radial direction. 
     
     
         21 . An arrangement as per patent  claim 18 , characteristic there of being that the normals of said surfaces ( 3371 ,  3373 ) have various angles towards said centre axis ( 15 ). 
     
     
         22 . An arrangement as per patent  claim 16 , characteristic there of being that the latching element ( 32 ) being designed as an arm, this arm being rotatable around an articulation, the rotational axis being oriented perpendicularly to the longitudinal axis of the inner element ( 2 ) and the arm having an inwards oriented projection suitable for recesses ( 21 ) in the inner element ( 2 ).