Refractory anchor

Information

  • Patent Grant
  • D872569
  • Patent Number
    D872,569
  • Date Filed
    Wednesday, August 8, 2018
    6 years ago
  • Date Issued
    Tuesday, January 14, 2020
    5 years ago
  • US Classifications
    Field of Search
    • US
    • D08 349
    • D08 354
    • D08 382
    • D08 384
    • D25 199
    • CPC
    • F27D1/14
    • F27D1/10
    • F27D1/141
    • F27D1/142
    • F27D1/144
    • F27D1/145
    • F27D1/147
    • F27D1/004
    • F23M5/04
    • E04F13/0837
    • B01L2219/0218
    • B01J2219/00155
  • International Classifications
    • 0808
    • Term of Grant
      15Years
Abstract
Description


FIG. 1 is a perspective view of a refractory anchor according to the present invention.



FIG. 2 is a front elevation view of the refractory anchor of FIG. 1, the rear elevation view being identical.



FIG. 3 is a left side elevation view of the refractory anchor of FIG. 1, the right side elevation view being identical.



FIG. 4 is a top plan view of the refractory anchor of FIG. 1; and,



FIG. 5 is a bottom plan view of the refractory anchor of FIG. 1.


The broken lines in the drawings illustrate portions of the refractory anchor and form no part of the claimed design.


Claims
  • The ornamental design for a refractory anchor, as shown and described.
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Non-Patent Literature Citations (6)
Entry
Engineering drawing by Hanlock-Causeway Company HO1C Standard Hex Mesh, dated Dec. 16, 2013 (www.hanlock.com) 1pg.
Engineering drawing by Hanlock-Causeway Company for HO1 Non Lance HexMetal, dated Dec. 16, 2013 (www.hanlock.com) 1pg.
Refractory Anchors, Inc. sales brochure for K-BAR, dated Jul. 24, 2018 (www.rai-1.com) 2pgs.
Engineering drawing of K-bar hex anchors drawing, anonymous source, dated at least as early as Jul. 1, 2018 1pg.
Refractory Anchors, Inc. sales brochure for REF-LOC, dated Jul. 24, 2018 (www.rai-1.com) 2pgs.
Kraemer Gunite, Inc. sales brochure for K-bar hex anchors, dated Jul. 1, 2018 (www.kraemergunite.com) 1pg.