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  2. Bed frame - Wikipedia

    en.wikipedia.org/wiki/Bed_frame

    Hospital bed frames. A bed frame [1] or bedstead [2] is the part of a bed used to position the bed base, the flat part which in turn directly supports the mattress(es). The frame may also stop the mattress from sliding sideways, and it may include means of supporting a canopy above. There are several types of Bed Frames [3] found around

  3. Adjustable bed - Wikipedia

    en.wikipedia.org/wiki/Adjustable_bed

    Other common features include height adjustment and tilting the bed to raise the upper body or the lower body into the Trendelenburg or reverse Trendelenburg positions. [2] The market for motorized adjustable bed bases is expanding, as the mattress industry has begun to heavily promote them to consumers as a comfort and lifestyle choice. [3]

  4. Bed base - Wikipedia

    en.wikipedia.org/wiki/Bed_base

    Ivory, exotic woods and metal were used as inlay or even as the entire foot on the best constructions, bringing artistic design to a commonplace object. [citation needed] In hot climates, ventilation through the woven bed base helps keep the sleeper cool, and the bed base is sufficiently flexible not to need padding. [5]

  5. Locomotive frame - Wikipedia

    en.wikipedia.org/wiki/Locomotive_frame

    Locomotive frame of a LNER Gresley Pacific locomotive during construction. A locomotive frame is the structure that forms the backbone of the railway locomotive, giving it strength and supporting the superstructure elements such as a cab, boiler or bodywork. The vast majority of locomotives have had a frame structure of some kind.

  6. List of railroad truck parts - Wikipedia

    en.wikipedia.org/wiki/List_of_railroad_truck_parts

    An axlebox, also known as a journal box in North America, is the mechanical subassembly on each end of the axles under a railway wagon, coach or locomotive; it contains bearings and thus transfers the wagon, coach or locomotive weight to the wheels and rails; the bearing design is typically oil-bathed plain bearings on older rolling stock, or roller bearings on newer rolling stock.

  7. Mechanical systems drawing - Wikipedia

    en.wikipedia.org/wiki/Mechanical_systems_drawing

    The schematic is a line diagram, not necessarily to scale, that describes interconnection of components in a system. The main features of a schematic drawing show: A two dimensional layout with divisions that show distribution of the system between building levels, or an isometric-style layout that shows distribution of systems across ...

  8. Steel frame - Wikipedia

    en.wikipedia.org/wiki/Steel_frame

    Steel frame structure Rectangular steel frame, or "perimeter frame" of the Willis building (at right) contrasted against the diagrid frame at 30 St Mary Axe (at center), in London. Steel frame is a building technique with a " skeleton frame" of vertical steel columns and horizontal I-beams , constructed in a rectangular grid to support the ...

  9. Kinematic diagram - Wikipedia

    en.wikipedia.org/wiki/Kinematic_diagram

    In mechanical engineering, a kinematic diagram or kinematic scheme (also called a joint map or skeleton diagram) illustrates the connectivity of links and joints of a mechanism or machine rather than the dimensions or shape of the parts. Often links are presented as geometric objects, such as lines, triangles or squares, that support schematic ...

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