Refractory anchor

Information

  • Patent Grant
  • D891237
  • Patent Number
    D891,237
  • Date Filed
    Thursday, November 1, 2018
    6 years ago
  • Date Issued
    Tuesday, July 28, 2020
    4 years ago
  • Inventors
    • Ross; Adrian Lavell (Tulsa, OK, US)
  • Original Assignees
  • Examiners
    • Kirschbaum; George D.
    • Edwards; Maria J
    Agents
    • Crowe & Dunlevy, P.C.
  • US Classifications
    Field of Search
    • US
    • D08 354
    • D08 384
    • CPC
    • F27D1/141
    • F27D1/14
    • F27D1/145
  • International Classifications
    • 0808
    • Term of Grant
      15Years
Abstract
Description


FIG. 1 is a perspective view of a refractory anchor showing the design;



FIG. 2 is a front elevation view of FIG. 1;



FIG. 3 is a rear elevation view of FIG. 1;



FIG. 4 is a first side elevation view of FIG. 1;



FIG. 5 is a second side view of FIG. 1;



FIG. 6 is a top elevation view of FIG. 1;



FIG. 7 is a bottom elevation view of FIG. 1;



FIG. 8 is a perspective view of a second embodiment of the refractory anchor showing the design;



FIG. 9 is a front elevation view of FIG. 8;



FIG. 10 is a rear elevation view of FIG. 8;



FIG. 11 is a first side elevation view of FIG. 8;



FIG. 12 is a second side view of FIG. 8;



FIG. 13 is a top elevation view of FIG. 8; and,



FIG. 14 is a bottom elevation view of FIG. 8.


The evenly dashed broken lines shown in the figures represent portions of the refractory anchor and form no part of the claimed design. The short dash-long dash broken lines represent boundaries of the claim and form no part of the claimed design.


The break lines in the drawings indicate that the appearance of any portion of the refractory anchor between the break lines forms no part of the claimed design.


Claims
  • The ornamental design for a refractory anchor, as shown and described.
US Referenced Citations (11)
Number Name Date Kind
D25868 Noyes Aug 1896 S
3657851 Chambers Apr 1972 A
D285647 Sachs Sep 1986 S
5353567 Knight Oct 1994 A
D425403 Medina May 2000 S
D637070 Wall May 2011 S
8844239 Garot Sep 2014 B2
D730157 Buchman May 2015 S
D761085 Cox Jul 2016 S
D841435 Domeck Feb 2019 S
20130043368 Hill Feb 2013 A1
Non-Patent Literature Citations (4)
Entry
RA-50, posted at rai-1.com, posting date not given, [online], [site visited Mar. 13, 2020]. Available from Internet, URL: http://rai-1.com/product/ra-50/ (Year: 2020).
Rotalock refractory anchors, posted at tflhouston.com, posting date not given, [online], [site visited Mar. 13, 2020]. Available from Internet, URL: https://www.tflhouston.com/rotalock-refractory-anchors/ (Year: 2020).
Ss-304-refractory-anchors, posted at savoypiping.com, posting date not given, [online], [site visited Mar. 13, 2020]. Available from Internet, URL: https://www.savoypiping.com/ss-304-refractory-anchors.html (Year: 2020).
Stainless steel refractory anchor, posted at hiteshsteel.com, posting date not given, [online], [site visited Mar. 13, 2020]. Available from Internet, URL: https://www.hiteshsteel.com/refractory-anchors-manufacturers-india.html#v (Year: 2020).