A-frame - Revision history

Designing Buildings at 09:47, 2 March 2023

2023-03-02T09:47:52Z

← Older revision		Revision as of 09:47, 2 March 2023
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−	An A-frame is a simple structure ~~whihc resemble~~ the capital letter A, where two lengths lie at an angle meeting at the top and a central brace ties them together. Where self standing the frame may have three angle lengths meeting at the top, so the sides form a triangular pyramid or tetrahedron with equilateral triangles on each side, or four length forming a pyramid, with a tie between each.	+	An A-frame is a simple structure which resembles the capital letter A, where two lengths lie at an angle meeting at the top and a central brace ties them together. Where self standing the frame may have three angle lengths meeting at the top, so the sides form a triangular pyramid or tetrahedron with equilateral triangles on each side, or four length forming a pyramid, with a tie between each.

	[[File:Indigenous_Shelter_800.jpg\|link=File:Indigenous_Shelter_800.jpg]]		[[File:Indigenous_Shelter_800.jpg\|link=File:Indigenous_Shelter_800.jpg]]

−	The structure can be seen at many different scales, ~~from~~ early tipi or tent shaped shelters covered in hides, structures over wells, or simple sawhorses with two A-frames with rigid connections to a horizontal beam. ~~Through to most~~ modern day timber roof structures ~~where~~ a tie beam and two rafters form an A-frame which is tied to other A-frames via a ridge beam and purlins forming the roof structure.	+	The structure can be seen at many different scales, including early tipi or tent shaped shelters covered in hides, structures over wells, or simple sawhorses with two A-frames with rigid connections to a horizontal beam. Most modern day timber roof structures have a tie beam and two rafters that form an A-frame which is tied to other A-frames via a ridge beam and purlins forming the roof structure.

	[[File:Wooden-Beam_800.jpg\|link=File:Wooden-Beam_800.jpg]]		[[File:Wooden-Beam_800.jpg\|link=File:Wooden-Beam_800.jpg]]

−	At a larger scale ~~architectual examples~~ the Eifell tower although with curved angle lengths to resist wind loads, represents in its simplest for an A-frame, whilst the more contemporary London eye is supported by a single frame base, with a series of wires acting at the ties.	+	At a larger scale, the Eifell tower although with curved angle lengths to resist wind loads, represents in its simplest for an A-frame, whilst the more contemporary London eye is supported by a single frame base, with a series of wires acting as the ties.

	[[File:London-Eye_800.jpg\|link=File:London-Eye_800.jpg]]		[[File:London-Eye_800.jpg\|link=File:London-Eye_800.jpg]]

−	A similar structure might be referred to in English as a trestle, which in its simplest form is a similar framework consisting of a horizontal beam supported by two pairs of sloping legs, used ~~in pairs~~ to support a flat surface such as a table top. In the case of trestle tables the two pairs of sloping legs may make up a flat frame joined together at the top, often with a hinge and with a tie at the bottom ~~stooping~~ the supports from spreading and collapsing, in ~~coinbation~~ this makes up ~~an a frame. So in effect two tresles connected at the top with a tie lower down is~~ an A-frame.	+	A similar structure might be referred to in English as a trestle, which in its simplest form is a similar framework consisting of a horizontal beam supported by two pairs of sloping legs, used to support a flat surface such as a table top. In the case of trestle tables the two pairs of sloping legs may make up a flat frame joined together at the top, often with a hinge and with a tie at the bottom stoping the supports from spreading and collapsing, in combination this makes up an A frame.

	= Related articles on Designing Buildings =		= Related articles on Designing Buildings =

Editor at 18:22, 14 February 2023

2023-02-14T18:22:14Z

← Older revision		Revision as of 18:22, 14 February 2023
Line 1:		Line 1:
	An A-frame is a simple structure whihc resemble the capital letter A, where two lengths lie at an angle meeting at the top and a central brace ties them together. Where self standing the frame may have three angle lengths meeting at the top, so the sides form a triangular pyramid or tetrahedron with equilateral triangles on each side, or four length forming a pyramid, with a tie between each.		An A-frame is a simple structure whihc resemble the capital letter A, where two lengths lie at an angle meeting at the top and a central brace ties them together. Where self standing the frame may have three angle lengths meeting at the top, so the sides form a triangular pyramid or tetrahedron with equilateral triangles on each side, or four length forming a pyramid, with a tie between each.

−	[[File:~~Indigenous Shelter 800~~.jpg]]	+	[[File:Indigenous_Shelter_800.jpg\|link=File:Indigenous_Shelter_800.jpg]]

	The structure can be seen at many different scales, from early tipi or tent shaped shelters covered in hides, structures over wells, or simple sawhorses with two A-frames with rigid connections to a horizontal beam. Through to most modern day timber roof structures where a tie beam and two rafters form an A-frame which is tied to other A-frames via a ridge beam and purlins forming the roof structure.		The structure can be seen at many different scales, from early tipi or tent shaped shelters covered in hides, structures over wells, or simple sawhorses with two A-frames with rigid connections to a horizontal beam. Through to most modern day timber roof structures where a tie beam and two rafters form an A-frame which is tied to other A-frames via a ridge beam and purlins forming the roof structure.

−	[[File:Wooden-~~Beam 800~~.jpg]]	+	[[File:Wooden-Beam_800.jpg\|link=File:Wooden-Beam_800.jpg]]

	At a larger scale architectual examples the Eifell tower although with curved angle lengths to resist wind loads, represents in its simplest for an A-frame, whilst the more contemporary London eye is supported by a single frame base, with a series of wires acting at the ties.		At a larger scale architectual examples the Eifell tower although with curved angle lengths to resist wind loads, represents in its simplest for an A-frame, whilst the more contemporary London eye is supported by a single frame base, with a series of wires acting at the ties.

−	[[File:London-~~Eye 800~~.jpg]]	+	[[File:London-Eye_800.jpg\|link=File:London-Eye_800.jpg]]

	A similar structure might be referred to in English as a trestle, which in its simplest form is a similar framework consisting of a horizontal beam supported by two pairs of sloping legs, used in pairs to support a flat surface such as a table top. In the case of trestle tables the two pairs of sloping legs may make up a flat frame joined together at the top, often with a hinge and with a tie at the bottom stooping the supports from spreading and collapsing, in coinbation this makes up an a frame. So in effect two tresles connected at the top with a tie lower down is an A-frame.		A similar structure might be referred to in English as a trestle, which in its simplest form is a similar framework consisting of a horizontal beam supported by two pairs of sloping legs, used in pairs to support a flat surface such as a table top. In the case of trestle tables the two pairs of sloping legs may make up a flat frame joined together at the top, often with a hinge and with a tie at the bottom stooping the supports from spreading and collapsing, in coinbation this makes up an a frame. So in effect two tresles connected at the top with a tie lower down is an A-frame.

−	~~Main author~~	+	= Related articles on Designing Buildings =

−	~~EditorWebsite~~	+	* A-frame house.
		+	* A history of timber framing
		+	* Elements of structure in buildings
		+	* Engineer.
		+	* Span.
		+	* Structure.
		+	* Structural principles.
		+	* Superstructure.
		+	* The history of timber construction in the UK
		+	* Timber shell structure.
		+	* Types of beam.
		+	* Types of construction.
		+	* Types of structural load.
		+	* Types of structure.

−	~~The history of timber construction in the UK~~	+	[[Category:DCN_Commentary]] [[Category:DCN_Definition]] [[Category:Definitions]]
−		+
−	~~Timber shell structure~~	+

Editor at 17:53, 14 February 2023

2023-02-14T17:53:23Z

← Older revision		Revision as of 17:53, 14 February 2023
Line 1:		Line 1:
	An A-frame is a simple structure whihc resemble the capital letter A, where two lengths lie at an angle meeting at the top and a central brace ties them together. Where self standing the frame may have three angle lengths meeting at the top, so the sides form a triangular pyramid or tetrahedron with equilateral triangles on each side, or four length forming a pyramid, with a tie between each.		An A-frame is a simple structure whihc resemble the capital letter A, where two lengths lie at an angle meeting at the top and a central brace ties them together. Where self standing the frame may have three angle lengths meeting at the top, so the sides form a triangular pyramid or tetrahedron with equilateral triangles on each side, or four length forming a pyramid, with a tie between each.

−	The structure can be seen at many different scales, from early tipi or tent shaped shelters covered in hides, structures over wells, or simple sawhorses with two A-frames with rigid connections to a horizontal beam. Through to most modern day timber roof structures where a tie beam and two rafters form an A-frame which is tied to other A-frames via a ridge beam and purlins forming the roof structure. In larger scale architectual examples the Eifell tower although with curved angle lengths to resist wind loads, represents in its simplest for an A-frame, whilst the more contemporary London eye is supported by a single frame base, with a series of wires acting at the ties.	+	[[File:Indigenous Shelter 800.jpg]]

−	A similar structure might be referred to in English as a ~~Trestle called~~ a	+	The structure can be seen at many different scales, from early tipi or tent shaped shelters covered in hides, structures over wells, or simple sawhorses with two A-frames with rigid connections to a horizontal beam. Through to most modern day timber roof structures where a tie beam and two rafters form an A-frame which is tied to other A-frames via a ridge beam and purlins forming the roof structure.
		+
		+	[[File:Wooden-Beam 800.jpg]]
		+
		+	At a larger scale architectual examples the Eifell tower although with curved angle lengths to resist wind loads, represents in its simplest for an A-frame, whilst the more contemporary London eye is supported by a single frame base, with a series of wires acting at the ties.
		+
		+	[[File:London-Eye 800.jpg]]
		+
		+	A similar structure might be referred to in English as a trestle, which in its simplest form is a similar framework consisting of a horizontal beam supported by two pairs of sloping legs, used in pairs to support a flat surface such as a table top. In the case of trestle tables the two pairs of sloping legs may make up a flat frame joined together at the top, often with a hinge and with a tie at the bottom stooping the supports from spreading and collapsing, in coinbation this makes up an a frame. So in effect two tresles connected at the top with a tie lower down is an A-frame.
		+
		+	Main author
		+
		+	EditorWebsite
		+
		+	The history of timber construction in the UK
		+
		+	Timber shell structure

Editor at 17:46, 14 February 2023

2023-02-14T17:46:08Z

← Older revision		Revision as of 17:46, 14 February 2023
Line 1:		Line 1:
−	An A-frame is a simple structure ~~with~~ two lengths at an angle meeting at the top and a central brace ~~tying~~ them together.	+	An A-frame is a simple structure whihc resemble the capital letter A, where two lengths lie at an angle meeting at the top and a central brace ties them together. Where self standing the frame may have three angle lengths meeting at the top, so the sides form a triangular pyramid or tetrahedron with equilateral triangles on each side, or four length forming a pyramid, with a tie between each.
		+
		+	The structure can be seen at many different scales, from early tipi or tent shaped shelters covered in hides, structures over wells, or simple sawhorses with two A-frames with rigid connections to a horizontal beam. Through to most modern day timber roof structures where a tie beam and two rafters form an A-frame which is tied to other A-frames via a ridge beam and purlins forming the roof structure. In larger scale architectual examples the Eifell tower although with curved angle lengths to resist wind loads, represents in its simplest for an A-frame, whilst the more contemporary London eye is supported by a single frame base, with a series of wires acting at the ties.
		+
		+	A similar structure might be referred to in English as a Trestle called a

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2023-02-14T17:33:29Z

Created page with "An A-frame is a simple structure with two lengths at an angle meeting at the top and a central brace tying them together. "

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An A-frame is a simple structure with two lengths at an angle meeting at the top and a central brace tying them together.