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US3745601A Expired / Lapsed US ⏱️ 0.0 years remaining

Aerial pipeline system

Assignee: Individual
•
Filing: 1972-02-11
•
Granted: 1973-07-17
•
Expires: 1992-02-11
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Abstract

Abstract The aerial pipeline system provides for suspending large diameter pipe between a plurality of spaced towers across every conceivable type of terrain and in all climates. Each of the towers are of approximate A-frame configuration with an aerial tramway cable suspended between each tower through the opening between the legs of the tower for the purpose of transporting the pipe and other supplies during construction of the pipeline and for transporting inspection and maintenance personnel and supplies subsequent to construction. The pipeline will be suspended from the towers and extend through the opening between the legs. Depending upon the loading, the pipeline may be arranged for either vertical or horizontal expansion and contraction. A multiple section, hinged trolley beam is also disclosed for supporting and transporting long sections of pipe along the cable which is suspended in a sagging manner between adjacent towers. A smaller manually portable cable tramway is also provided for bringing in supplies for the construction of the pipeline.

Inventors

  • 👤 W Appelt

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 13:23
CPC Classifications
E; E01; E01D; E01D11/00; E01D11/04; E01D18/00

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 132 words
A method of constructing an aerial pipeline comprising a. providing a plurality of pairs of spaced apart supports at each tower location along the right of way, b. arranging a plurality of said towers having legs disposed in an inverted V-shape configuration substantially horizontally adjacent each of said plurality of pairs of supports with the apices all pointing in the same direction along the right of way and with the legs pivotally secured to said supports about an axis transverse to said right of way, c. connecting a cable to each of said towers between the legs thereof adjacent the apex of the V-shaped configuration and d. pulling on said cable in a direction opposite to the direction said apices point to simultaneously raise said plurality of towers into a verticle position.
Claim 2
Independent Claim 132 words
A method of constructing an aerial pipeline comprising a. providing a plurality of pairs of spaced apart supports at each tower location along the right of way, b. arranging a plurality of said towers having legs disposed in an inverted V-shape configuration substantially horizontally adjacent each of said plurality of pairs of supports with the apices all pointing in the same direction along the right of way and with the legs pivotally secured to said supports about an axis transverse to said right of way, c. connecting a cable to each of said towers between the legs thereof adjacent the apex of the V-shaped configuration and d. pulling on said cable in a direction opposite to the direction said apices point to simultaneously raise said plurality of towers into a verticle position.
Claim 3
Dependent Claim 38 words
A method as set forth in claim 1, further comprising e. conveying sections of pipeline into position along said cable into axial alignment, f. joining adjacent sections of aligned pipeline, and g. connecting said pipeline to said towers.

References Cited (Backward Citations)

US510674A Cited
US1592685A Cited
US2221919A Cited
US2641784A Cited
US2960704A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1976-07-16 1977-01-15 1977-07-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-07-16 1981-01-15 1981-07-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-07-16 1985-01-15 1985-07-17 $7700.00 Window Closed / Lapsed

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