A polycarbonate window system having an integrated ROPS that reduces the thickness of cab posts of machine such that the operator's visibility is increased. The polycarbonate window system also facilitates secure retention of the polycarbonate window without requiring holes to be formed near the per
A polycarbonate window system having an integrated ROPS that reduces the thickness of cab posts of machine such that the operator's visibility is increased. The polycarbonate window system also facilitates secure retention of the polycarbonate window without requiring holes to be formed near the periphery of the polycarbonate window, thereby increasing the structural integrity of the polycarbonate window.
대표청구항▼
1. A window framing system comprising: a continuous polycarbonate window having a thickness, t, an edge and an outer surface;a main post body having at least three sides forming a closed cross-sectional shape, each side extending between a pair of vertices, two of the vertices defining parallel boun
1. A window framing system comprising: a continuous polycarbonate window having a thickness, t, an edge and an outer surface;a main post body having at least three sides forming a closed cross-sectional shape, each side extending between a pair of vertices, two of the vertices defining parallel boundaries of area blocking an operator's line of sight;a post protrusion that extends from the main post body a distance of at least about t and aligns with the edge of the polycarbonate window without contacting the polycarbonate window, the post protrusion having at least three sides forming an open cross-sectional shape, the post protrusion contacting two sides of the main post body adjacent one of the main post body vertices, the post protrusion and a portion of the main post body forming a closed cross-sectional shape, the post protrusion being hidden from the operator's line of sight by the area; anda retainer fixedly attached to the post protrusion, the retainer extending over the outer surface of the polycarbonate window without contacting the edge of the polycarbonate window. 2. The window framing system of claim 1, wherein the main post body is between about 2 inches and about 5 inches wide and between about 2 inches and about 5 inches thick. 3. The window framing system of claim 1, wherein the post protrusion extends from the main post body a distance of between about 0.25 inches and about 1.0 inches. 4. The window framing system of claim 1, the post system including a retainer ledge that extends from the post protrusion by a distance of between about 0.1 inches and about 0.5 inches. 5. The window framing system of claim 1, wherein the post protrusion comprises multiple spaced apart segments arranged at intervals around the main post body. 6. The window framing system of claim 1, wherein t is between about 0.25 inches and about 1.0 inches thick. 7. The window framing system of claim 1, including seals on the main post body and on the retainer. 8. A cab of a mobile machine, the cab having a window framing system comprising: a continuous polycarbonate window having a thickness, t, an edge, and an outer surface;a main post body having four sides forming a closed cross-sectional shape, each side extending between a pair of vertices, two of the vertices defining boundaries of an area blocking an operator's line of sight;a post protrusion that extends from the main post body a distance of at least about t and aligns with the edge of the polycarbonate window, the post protrusion having four sides and three vertices and forming an open cross-sectional shape, the post protrusion contacting two sides of the main post body in close proximity to one of the main post body vertices, the post protrusion and a portion of the main post body forming a closed cross-sectional shape, the post protrusion outside of the operator's line of sight; anda retainer fixedly attached to the post protrusion, the retainer extending over the outer surface of the polycarbonate window without contacting the edge of the polycarbonate window. 9. The cab of claim 8, wherein the main post body is between about 2 inches and about 5 inches wide and between about 2 inches and about 5 inches thick. 10. The cab of claim 8, wherein the post protrusion extends from the main post body a distance of between about 0.25 inches and about 1.0 inches. 11. The cab of claim 8, the post system including a retainer ledge that extends from the post protrusion by a distance of between about 0.1 inches and about 0.5 inches. 12. The cab of claim 8, wherein the post protrusion comprises multiple spaced apart segments arranged at intervals around the main post body. 13. The cab of claim 8, wherein t is between about 0.25 inches and about 1.0 inches thick. 14. The cab of claim 9, including seals on the main post body and on the retainer. 15. A double post window framing system comprising: a first continuous polycarbonate window having a first perimeter edge and defining a first plane;a second continuous polycarbonate window having a second perimeter edge and defining a second plane orthogonal to the first plane;the first and second perimeter edges being spaced apart;a main post body affixed to the first and second polycarbonate windows by seals, the main post body having a closed cross-sectional shape defining a first area and having a plurality of sides, each side extending between a pair of vertices, one main post body side being parallel to the first plane and another main post body side being parallel to the second plane;a post protrusion having a plurality of sides, the post protrusion contacting two sides of the main post body on either side of one of the main post body vertices, the post protrusion and a portion of the main post body the forming a closed cross-sectional shape defining a second area smaller than the first area, one of the post protrusion sides being parallel to the first plane and another post protrusion side being parallel to the second plane. 16. The window framing system of claim 15, wherein the main post body is between about 2 inches and about 5 inches wide and between about 2 inches and about 5 inches thick. 17. The window framing system of claim 15, wherein the post protrusion extends from the main post body a distance of between about 0.25 inches and about 1.0 inches. 18. The window framing system of claim 15, the post system including a retainer ledge that extends from the post protrusion by a distance of between about 0.1 inches and about 0.5 inches. 19. The window framing system of claim 15, wherein the post protrusion comprises multiple spaced apart segments arranged at intervals around the main post body.
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이 특허에 인용된 특허 (11)
Stewart Sherman D. (Scottsboro AL), Aircraft windshield.
Eriksson Lars (Storgatan 40 S-361 00 Emmaboda SEX) Andersson Frank (Korsvgen 8 S-361 04 Eriksmla SEX), Profile spacing element for forming a window comprising more than one glass in a window frame.
Bach, Edward; Horner, Kurtis Ray; Rompage, Adam J.; Ishikawa, Masahiro; Ordonio, Jr., Anthony; Madsen, Aron K., Front pillar attachment for a vehicle body.
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