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GB666144A - Improvements in blocks for road surface marking - Google Patents

Improvements in blocks for road surface marking

Info

Publication number
GB666144A
GB666144A GB1825/49A GB182549A GB666144A GB 666144 A GB666144 A GB 666144A GB 1825/49 A GB1825/49 A GB 1825/49A GB 182549 A GB182549 A GB 182549A GB 666144 A GB666144 A GB 666144A
Authority
GB
United Kingdom
Prior art keywords
head
road surface
lenses
jan
act
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
Application number
GB1825/49A
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.)
JOHN EDWARD GREENWOOD
Original Assignee
JOHN EDWARD GREENWOOD
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 JOHN EDWARD GREENWOOD filed Critical JOHN EDWARD GREENWOOD
Priority to GB1825/49A priority Critical patent/GB666144A/en
Publication of GB666144A publication Critical patent/GB666144A/en
Expired legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/50Road surface markings; Kerbs or road edgings, specially adapted for alerting road users
    • E01F9/553Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Signs Or Road Markings (AREA)

Abstract

666,144. Road-traffic signs. GREENWOOD, J. E., and HOLROYD, G. E. Jan. 20, 1950 [Jan. 22, 1949], No. 1825/49. Class 3(ii) . A road surface marking block comprises a mushroom shaped metal holder formed with a horizontal bore a<SP>1</SP> in its head A to receive a tube B of relatively softer material which houses reflector lenses B<SP>1</SP>, the head being cut away adjacent the ends of the bore, with the sides of the cut-away portions diverging to increase the range of visibility of the reflector lenses. The lenses B<SP>1</SP> are separated by a cylinder c the ends of which are polished to act as reflectors. The head A has a cylindrical stem a which tapers to a wedge-like shape at its lower end for securing the head A to a road surface. A hole a<SP>2</SP> in the stem can be filled with concrete to act as a lock.
GB1825/49A 1949-01-22 1949-01-22 Improvements in blocks for road surface marking Expired GB666144A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1825/49A GB666144A (en) 1949-01-22 1949-01-22 Improvements in blocks for road surface marking

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1825/49A GB666144A (en) 1949-01-22 1949-01-22 Improvements in blocks for road surface marking

Publications (1)

Publication Number Publication Date
GB666144A true GB666144A (en) 1952-02-06

Family

ID=9728660

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1825/49A Expired GB666144A (en) 1949-01-22 1949-01-22 Improvements in blocks for road surface marking

Country Status (1)

Country Link
GB (1) GB666144A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4358217A (en) * 1979-03-05 1982-11-09 Stone Walter E Highway traffic lane and road edge reflectors

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4358217A (en) * 1979-03-05 1982-11-09 Stone Walter E Highway traffic lane and road edge reflectors

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