Patent USRE28650E successfully refreshed from Google Patents.
Patent US3224151A successfully refreshed from Google Patents.
← Back to Patent Explorer
US3224151A Expired / Lapsed US ⏱️ 0.0 years remaining

Roof beams and supporting columns

Assignee: INLAND STEEL PRODUCTS CO
•
Filing: 1962-06-26
•
Granted: 1965-12-21
•
Expires: 1982-06-26
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Albert F Nystrom

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 16:17
CPC Classifications
E; E04; E04C; E04C3/00; E04C3/38; E04C3/40; E04C3/02; E04C3/04; E04C3/11; E04C2003/0404; E04C2003/0408; E04C2003/0413; E04C2003/0426; E04C2003/0434; E04C2003/0443; E04C2003/0452

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 384 words
IN A BUILDING: A PAIR OF BEAMS CONSISTING OF FIRST AND SECOND ROOF BEAMS; EACH OF SAID BEAMS HAVING A DEEP END AND A SHALLOW END; EACH BEAM HAVING A WEN AND TOP AND BOTTOM INCLINED FLANGES EACH EXTENDING IN A CONTINUOUS, UNCHANGING SLOPE BETWEEN SAID ENDS; EACH BEAM HAVING A VERTICAL SIDE AT EACH END THEREOF; EACH OF SAID VERTICAL SIDES EXTENDING FROM THE TOP INCLINED FLANGE TO THE BOTTOM INCLINED FLANGE OF THE BEAM; SAID VERTICAL SIDES AT THE DEEP ENDS OF THE TWO BEAMS BEING IN MUTUALLY ABUTTING RELATION, WITH THE DEEP END VERTICAL SIDE ON EACH OF SAID BEAM HAVING THE SAME DEPTH AS AND BEING COEXTENSIVE WITH THE DEEP END VERTICAL SIDE ON THE OTHER OF SAID BEAMS; A PLURALITY OF SUPPORTING COLUMNS EACH HAVING VERTICALLY DISPOSED SURFACES; SAID TOP AND BOTTOM FLANGES ON SAID FIRST BEAM EXTENDIN IN UPWARD INCLINED DIVERGING RELATION FROM THE VERTICAL SIDE AT THE SHALLOW END TO THE VERTICAL SIDE AT THE DEEP END; SAID TOP AND BOTTOM FLANGES ON SAID SECOND BEAM EXTENDING IN UPWARD, INCLINED, CONVERGING RELATION FROM THE VERTICAL SIDE AT THE DEEP END TO THE VERTICAL SIDE AT THE SHALLOW END; A RESPECTIVE VERTICAL SIDE AT SAID SHALLOW END OF EACH OF SAID PAIR OF BEAMS BEING ABUTTINGLY ENGAGED TO A VERTICALLY DISPOSED SURFACE ON A RESPECTIVE ONE OF A PAIR OF SAID SUPPORTING COLUMNS; SAID TOP FLANGE OF ONE OF SAID BEAMS BEING INCLINED AT THE SAME ANGLE AS, AND CONSTITUTING A CONTINUATION OF, THE TOP FLANGE OF THE OTHER OF SAID BEAMS; THE BOTTOM FLANGES ON SAID FIRST AND SECOND BEAMS EXTENDING FROM A MUTUAL JUNCTION AT THE DEEP ENDS OF THE BEAMS TO DEFINE A SINGLE ANGLE BETWEEN SAID PAIR OF SUPPORTING COLUMNS; EACH OF SAID COLUMNS HAVING THE SAME WIDTH; THE LENGTH OF SAID SECOND BEAM BEING EQUAL TO THE LENGTH OF SAID FIRST BEAM PLUS ONE-HALF THE WIDTH OF A COLUMN, SO THAT A SECOND PAIR OF ROOF BEAMS IDENTICAL TO FIRST-RECITED PAIR AND A SUPPORTING COLUMN IDENTICAL TO ONE OF SAID FIRST-RECITED SUPPORTING COLUMNS MAY BE SYMMETRICALLY ARRANGED WITH THE WEBS OF SAID SECOND PAIR OF COPLANAR OPPOSITION TO THE WEBS OF SAID FIRSTRECITED PAIR AND THEREBY PROVIDE A BUILDING OF MODULAR CONSTRUCTION UTILIZING A MINIMUM NUMBER OF DIFFERENT TYPES OF BEAMS AND COLUMNS.
Claim 2
Dependent Claim 384 words
IN A BUILDING: A PAIR OF BEAMS CONSISTING OF FIRST AND SECOND ROOF BEAMS; EACH OF SAID BEAMS HAVING A DEEP END AND A SHALLOW END; EACH BEAM HAVING A WEN AND TOP AND BOTTOM INCLINED FLANGES EACH EXTENDING IN A CONTINUOUS, UNCHANGING SLOPE BETWEEN SAID ENDS; EACH BEAM HAVING A VERTICAL SIDE AT EACH END THEREOF; EACH OF SAID VERTICAL SIDES EXTENDING FROM THE TOP INCLINED FLANGE TO THE BOTTOM INCLINED FLANGE OF THE BEAM; SAID VERTICAL SIDES AT THE DEEP ENDS OF THE TWO BEAMS BEING IN MUTUALLY ABUTTING RELATION, WITH THE DEEP END VERTICAL SIDE ON EACH OF SAID BEAM HAVING THE SAME DEPTH AS AND BEING COEXTENSIVE WITH THE DEEP END VERTICAL SIDE ON THE OTHER OF SAID BEAMS; A PLURALITY OF SUPPORTING COLUMNS EACH HAVING VERTICALLY DISPOSED SURFACES; SAID TOP AND BOTTOM FLANGES ON SAID FIRST BEAM EXTENDIN IN UPWARD INCLINED DIVERGING RELATION FROM THE VERTICAL SIDE AT THE SHALLOW END TO THE VERTICAL SIDE AT THE DEEP END; SAID TOP AND BOTTOM FLANGES ON SAID SECOND BEAM EXTENDING IN UPWARD, INCLINED, CONVERGING RELATION FROM THE VERTICAL SIDE AT THE DEEP END TO THE VERTICAL SIDE AT THE SHALLOW END; A RESPECTIVE VERTICAL SIDE AT SAID SHALLOW END OF EACH OF SAID PAIR OF BEAMS BEING ABUTTINGLY ENGAGED TO A VERTICALLY DISPOSED SURFACE ON A RESPECTIVE ONE OF A PAIR OF SAID SUPPORTING COLUMNS; SAID TOP FLANGE OF ONE OF SAID BEAMS BEING INCLINED AT THE SAME ANGLE AS, AND CONSTITUTING A CONTINUATION OF, THE TOP FLANGE OF THE OTHER OF SAID BEAMS; THE BOTTOM FLANGES ON SAID FIRST AND SECOND BEAMS EXTENDING FROM A MUTUAL JUNCTION AT THE DEEP ENDS OF THE BEAMS TO DEFINE A SINGLE ANGLE BETWEEN SAID PAIR OF SUPPORTING COLUMNS; EACH OF SAID COLUMNS HAVING THE SAME WIDTH; THE LENGTH OF SAID SECOND BEAM BEING EQUAL TO THE LENGTH OF SAID FIRST BEAM PLUS ONE-HALF THE WIDTH OF A COLUMN, SO THAT A SECOND PAIR OF ROOF BEAMS IDENTICAL TO FIRST-RECITED PAIR AND A SUPPORTING COLUMN IDENTICAL TO ONE OF SAID FIRST-RECITED SUPPORTING COLUMNS MAY BE SYMMETRICALLY ARRANGED WITH THE WEBS OF SAID SECOND PAIR OF COPLANAR OPPOSITION TO THE WEBS OF SAID FIRSTRECITED PAIR AND THEREBY PROVIDE A BUILDING OF MODULAR CONSTRUCTION UTILIZING A MINIMUM NUMBER OF DIFFERENT TYPES OF BEAMS AND COLUMNS.

References Cited (Backward Citations)

US953633A Cited
US1049009A Cited
US2764107A Cited
US2815831A Cited
US2871997A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-12-20 1969-06-21 1969-12-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-12-20 1973-06-21 1973-12-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-12-20 1977-06-21 1977-12-21 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag