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US3635497A Expired / Lapsed US ⏱️ 0.0 years remaining

Steering runner of a one-track sliding vehicle

Assignee: Dr Ing HCF Porsche AG
•
Filing: 1969-09-09
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Granted: 1972-01-18
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Expires: 1989-09-09
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Abstract

Abstract A one-track sliding vehicle or sled having a supporting frame, a steering mechanism rotatably mounted at the supporting frame and a front steering runner and a rear runner connected at said supporting frame. The front steering runner is supported at the steering mechanism or at the supporting frame itself by a spring or shock-absorber leg which is adjustably mounted, thereby allowing the steering runner to be optimally adjusted to the particular driving conditions such as, for example, deep snow

Inventors

  • 👤 Ferdinand Alexander Porsche
  • 👤 Theodor Bauer

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 07:01
CPC Classifications
B; B62; B62B; B62B13/00; B62B13/02; B62B13/04

Claims Analysis

Total Claims: 26
Claim 1
Independent Claim 113 words
A one-track sliding vehicle including a supporting frame, a front steering runner, a rear runner and a steering mechanism being operatively associated with said supporting frame, wherein the improvement essentially comprises mounting means for adjustably mounting said front steering runner with respect to said supporting frame, wherein said mounting means includes a first connection between the steering runner and one end of a spring-biased shock-absorbing leg means, the other end of said leg means being connected by a second connection to the steering mechanism adjacent the supporting frame, said first connection being linearly adjustable with respect to the steering runner and said second connection being linearly adjustable with rEspect to the steering mechanism.
Claim 2
Dependent Claim 113 words
A one-track sliding vehicle including a supporting frame, a front steering runner, a rear runner and a steering mechanism being operatively associated with said supporting frame, wherein the improvement essentially comprises mounting means for adjustably mounting said front steering runner with respect to said supporting frame, wherein said mounting means includes a first connection between the steering runner and one end of a spring-biased shock-absorbing leg means, the other end of said leg means being connected by a second connection to the steering mechanism adjacent the supporting frame, said first connection being linearly adjustable with respect to the steering runner and said second connection being linearly adjustable with rEspect to the steering mechanism.
Claim 3
Dependent Claim 33 words
A one-track sliding vehicle according to claim 1, wherein said adjustable mounting means includes bearing means for said leg means, whereby said leg means is adapted to be adjustable totally as a unit.
Claim 4
Dependent Claim 26 words
A one-track sliding vehicle according to claim 2, further including detent means being provided on said sliding vehicle for fixing the location of said bearing means.
Claim 5
Dependent Claim 24 words
A one-track sliding vehicle according to claim 3, wherein said detent means is provided at said steering mechanism and at said front steering runner.
Claim 6
Dependent Claim 19 words
A one-track sliding vehicle according to claim 4, wherein said leg means includes a spring and a shock-absorbing damper.
Claim 7
Dependent Claim 26 words
A one-track sliding vehicle according to claim 3, further including locking means associated with said detent means for selectively fixing the location of said bearing means.
Claim 8
Dependent Claim 40 words
A one-track sliding vehicle according to claim 1, further including bearing means for said leg means being located at said front steering runner, said bearing means consisting of a plurality of parts which are displaceable with respect to each other.
Claim 9
Dependent Claim 19 words
A one-track sliding vehicle according to claim 7, wherein said leg means includes a spring and a shock-absorbing damper.
Claim 10
Dependent Claim 17 words
A one-track sliding vehicle according to claim 1, wherein said first and second connections are pivotable connections.
Claim 11
Dependent Claim 40 words
A one-track sliding vehicle according to claim 9, further including bearing means for said leg means being located at said front steering runner, said bearing means consisting of a plurality of parts which are displaceable with respect to each other.
Claim 12
Dependent Claim 41 words
A one-track sliding vehicle according to claim 10, wherein said parts are provided with interlocking portions, one of said parts being provided with detent means, and another of said parts being provided with locking means for cooperation with said detent means.
Claim 13
Dependent Claim 25 words
A one-track sliding vehicle according to claim 11, wherein said one part being provided with detent means is fixedly secured at said front steering runner.
Claim 14
Dependent Claim 29 words
A one-track sliding vehicle according to claim 12, wherein said part being provided with locking means further includes a readily releasable latch means for receivably mounting said leg means.
Claim 15
Dependent Claim 22 words
A one-track sliding vehicle according to claim 1, wherein a third connection is provided between the steering runner and the steering mechanism.
Claim 16
Dependent Claim 18 words
A one-track sliding vehicle according to claim 14, wherein said first, second and third connections are pivotable connections.
Claim 17
Dependent Claim 148 words
A one-track sliding vehicle having a supporting frame consisting essentially of a rigid hollow body having hollow spaces therein accessible from the outside, connecting wall means for mutually supporting the outer walls of said supporting frame, a steering mechanism rotatably mounted at said supporting frame, a front steering runner and a rear runner being operatively associated with said supporting frame, a plurality of guide elements which are substantially parallel to each other being pivotably connected at said supporting frame and at said rear runner, said front steering runner being pivotably articulated at said steering mechanism, a spring element being attached to both said steering mechanism and said front steering runner, and means for adjustably mounting said spring element at said steering mechanism and at said front steering runner to vary the angular orientation of the front steering runner with respect to the longitudinal axis of the supporting frame.
Claim 18
Dependent Claim 148 words
A one-track sliding vehicle having a supporting frame consisting essentially of a rigid hollow body having hollow spaces therein accessible from the outside, connecting wall means for mutually supporting the outer walls of said supporting frame, a steering mechanism rotatably mounted at said supporting frame, a front steering runner and a rear runner being operatively associated with said supporting frame, a plurality of guide elements which are substantially parallel to each other being pivotably connected at said supporting frame and at said rear runner, said front steering runner being pivotably articulated at said steering mechanism, a spring element being attached to both said steering mechanism and said front steering runner, and means for adjustably mounting said spring element at said steering mechanism and at said front steering runner to vary the angular orientation of the front steering runner with respect to the longitudinal axis of the supporting frame.
Claim 19
Dependent Claim 27 words
A one-track sliding vehicle according to claim 16, further including a bilaterally effective spring member being hingedly connected at said supporting frame and at said rear runner.
Claim 20
Dependent Claim 36 words
A one-track sliding vehicle according to claim 17, wherein a supporting tube is provided at the front portion of said supporting frame and extends substantially over the height thereof so as to receive said steering mechanism.
Claim 21
Dependent Claim 27 words
A one-track sliding vehicle according to claim 18, wherein bearing means is provided for said spring element at said steering mechanism and at said front steering runner.
Claim 22
Dependent Claim 34 words
A one-track sliding vehicle according to claim 19, wherein detent means is provided at said steering mechanism and at said front steering runner, respectively, for selectively securing said bearing means in a desired location.
Claim 23
Dependent Claim 29 words
A one-track sliding vehicle according to claim 20, wherein locking means is provided at said spring element for cooperation with said detent means for selectively securing said bearing means.
Claim 24
Dependent Claim 67 words
A one-track sliding vehicle according to claim 21, wherein said bearing means at said front steering runner consists of two members which are displaceable with respect to each other, said two members being provided with interlocking portions, one of said two members being provided with said detent means and the other of said two members being provided with said locking means for cooperation with said detent means.
Claim 25
Dependent Claim 49 words
A one-track sliding vehicle according to claim 22, wherein said one member provided with said detent means is fixedly mounted at said front steering runner, and said member being provided with said locking means is further provided with a readily releasable latch means for releasably securing said spring element.
Claim 26
Dependent Claim 55 words
A one-track sliding vehicle according to claim 23, wherein a pin means is fixedly associated with said spring element, said readily releasable latch means includes a locating part adapted to receive said pin means, a pawl pivotably connected to said locating part for surrounding said pin means, and a spring means for actuating said pawl.

References Cited (Backward Citations)

US1907321A Cited
US3425707A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1975-01-17 1975-07-19 1976-01-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-01-17 1979-07-19 1980-01-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-01-17 1983-07-19 1984-01-18 $7700.00 Window Closed / Lapsed

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