US931661A - Telegraph-pole arm. - Google Patents

Telegraph-pole arm. Download PDF

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Publication number
US931661A
US931661A US45791008A US1908457910A US931661A US 931661 A US931661 A US 931661A US 45791008 A US45791008 A US 45791008A US 1908457910 A US1908457910 A US 1908457910A US 931661 A US931661 A US 931661A
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US
United States
Prior art keywords
telegraph
pole
pole arm
arm
channel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US45791008A
Inventor
Lee Tyreman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WILLIAM H LAWELL
Original Assignee
WILLIAM H LAWELL
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by WILLIAM H LAWELL filed Critical WILLIAM H LAWELL
Priority to US45791008A priority Critical patent/US931661A/en
Application granted granted Critical
Publication of US931661A publication Critical patent/US931661A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00—Insulators or insulating bodies characterised by their form
    • H01B17/24—Insulators apertured for fixing by nail, screw, wire, or bar, e.g. diabolo, bobbin
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00—Overhead installations of electric lines or cables
    • H02G7/20—Spatial arrangements or dispositions of lines or cables on poles, posts or towers

Definitions

  • TBLEGRAPH POLE ARM TBLEGRAPH POLE ARM.
  • a further object ofthe invention is to pro vide a cross bar having pole enga ing ineinbers pivotally'oonnected thereto and so an ranged that they may he readily swung around the pole when the latter is 'to be se cured in position.
  • a still further object of the invention te provide a cross arm in the forni et" a channel bar and to employ' clamping members that are pivoted- Within the channel or groeve el the arin in order not to take up roon. during transportation or in storage.
  • Eig. 2 is a sectional plan View oi central portion oi the arm .drawn to an larged scale.
  • Fig. 3 is sixnilai View showin the clamping members folded down witl the channel of the arm.
  • Fig Ll is a trfns- Verse sectional View showing one oi' the insolator supporting pins.

Description

TYREMAN.
TBLEGRAPH POLE ARM.
APEMGATIGN FILED 0002.15, 190s.-
@Hummm UNE@ rl LEE TYREMAN, OF STRO'UDSBURG ENlSYLVANlA, i H. LWELL, GF LSTRIJDSBRG, l
' pole at any desired point Without the neces sitjT of employing securing nails or screws.
A further object ofthe invention is to pro vide a cross bar having pole enga ing ineinbers pivotally'oonnected thereto and so an ranged that they may he readily swung around the pole when the latter is 'to be se cured in position.
A still further object of the invention te provide a cross arm in the forni et" a channel bar and to employ' clamping members that are pivoted- Within the channel or groeve el the arin in order not to take up roon. during transportation or in storage.
lvfitll-theseband other objects in View, will more fully hereinafter appear, the vention consists in certain. novel details of construction and arran ement of parts7 more fully hereinafter descri ed, illustrated in the accompanying drawings, and particiila-ily pointed ont in the appended claims, it lbeing understood that Various changes in the torno, proportion, size and ininor details of construction may be made without departing from the spirit or sacrificing any el the advantages of the invention.
ln the accompanying drawings :wiiignie l is a perspective View of a cross arm conM strncted in accordance with the invention showing the saine as applied te teleg l pole.
Eig. 2 is a sectional plan View oi central portion oi the arm .drawn to an larged scale. Fig. 3 is sixnilai View showin the clamping members folded down witl the channel of the arm. Fig Ll is a trfns- Verse sectional View showing one oi' the insolator supporting pins.
Similar numerals of reference are employed to indicate corresponding parts thro*` 'the severa-l iigures of the Specification of i..
Application filed 'october lt? Q The cross arrn. forming the siljilgeet o.
.. he cenlie :s v K v 'L Y Y sluipen troni nl:
Vin ori-or nl .ino Ja l oh tire paralie to concca by said bar @nd :1l-ranged to swim@ C0 cfm- I sealed position Wlthn the para? the bm when not in use.
3. telegraph p01@ cms' m @mp1 im channel ha Ting a pmaty of mpbnms: in its pzualel Webs, pole Chung 310mb@ and pvot pins insmbls in and supporting the Clamping I clamping mmb to concealed pos; Webs of the b 1 *nhfm not in use.
. telegraph poi@ cross :mn :md pvu'ufnly mmmtod :L channel ing members cariod by Sufi. munged to swing to sonar the parallel Webs: w 5. A telegrap a Chmnl 10a-f 3,73: pression, the pa bal' being prvd
US45791008A 1908-10-15 1908-10-15 Telegraph-pole arm. Expired - Lifetime US931661A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US45791008A US931661A (en) 1908-10-15 1908-10-15 Telegraph-pole arm.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US45791008A US931661A (en) 1908-10-15 1908-10-15 Telegraph-pole arm.

Publications (1)

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US931661A true US931661A (en) 1909-08-17

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Family Applications (1)

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US45791008A Expired - Lifetime US931661A (en) 1908-10-15 1908-10-15 Telegraph-pole arm.

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