Common Wood and Metal Repair

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The Department, 1971 - Wood products - 52 pages
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Page 2-1 - Whether it will be easy or difficult to obtain a satisfactory joint depends upon the density of the wood, the structure of the wood, the presence of extractives or infiltrated materials in the wood, and the kind of glue. In general, heavy woods are more difficult to glue than lightweight woods, hardwoods are more difficult to glue than softwoods, and heartwood is more difficult than sapwood.
Page 4-7 - The electric soldering iron (fig. 1-1-104) transmits heat to the copper tip after the heat is produced by electric current which flows through a self-contained coil of resistance wire, called the heating element. Electric soldering irons are rated according to the number of watts they consume when operated at the voltage stamped on the iron. There are two types of tips on electric irons: plug tips which slip into the heater head and, which are held in place by a setscrew, and screw tips which are...
Page 2-12 - Continue to opposite side of the top on the same spring and tie it. (3) Continue in like fashion, tying two points on each spring and finally anchoring cord to nail on opposite side of frame.
Page 2-12 - Fasten springs to wood cleats with staples or metal straps and nails. (b.) Retying. After springs are anchored, retie them with heavy flax cord like that used to anchor springs to webbing. (1) Nail cord to the center of one side of the frame. Pull it over the top of the springs to an opposite anchoring nail. Allow enough cord to tie two double half -hitches to each spring and cut to this length. (2) Bring cord up to the top of the first coil spring and tie it with a double halfhitch to the nearest...
Page 2-11 - ... the frame, cover tack heads with an edging or gimp. Fasten gimp with large-headed upholstery nails spaced about 2 inches apart. NOTE. Whenever covering and padding are removed, overhaul frame, webbing, and springs. (See par. 72, 73, and 74.) 71. Replacement or Redistribution of Padding a. GENERAL. Padding of tow, cotton batting, excelsior, or moss is used over the springs in the case of spring construction, or on the webbing in the case of padded construction. When padding shifts or becomes lumpy,...
Page 2-11 - Repair problems: Upholstered furniture consists basically of a frame, strip or cleat webbing, padding, and cover. Some furniture also has spring upholstery. Repairs needed on upholstered furniture generally include recovering, replacement or redistribution of padding, replacement or refastening of webbing, and regluing, reinforcing, or replacing frame parts. With spring construction, replacing, anchoring, and retying springs may also be necessary.
Page 2-7 - If damage is confined to a small area, repair it as follows: (1) Select a patch slightly larger than the damaged section. Apply three or four small spots of glue to the damaged area, press the patch over the glue and allow it to set. (2) With a sharp knife held vertically, cut through both patch and damaged veneer. This cut need not follow a rectangle; it is better to taper it to a point. (3) Detach the patch and clean out the damaged veneer within the cut area. Apply glue, insert patch, and place...
Page 4-7 - A nonelectric soldering iron (fig. 4-10) is sized according to its weight. The commonly used sizes are the 1/4-, 1/2-, 3/4-, 1-, 1 1/2-, 2-, and 2 1/2-pound irons. The 3-, 4-, and 5-pound sizes are not used in ordinary work. Nonelectric irons have permanent tips and must be heated over an ordinary flame or with a blowtorch.
Page 2-1 - In general, heavy woods are harder to glue than light woods; hardwoods are harder to glue than softwoods; and heartwoods are harder to glue than sapwoods.
Page 2-7 - ... glue. First, remove the finish and sand the old surface until it is smooth and free of irregularities. Cut edges of the covering flush with the old top edge. If the old edge is marred, use a thin wood banding of the same finish and species as the original surface. Make sure the top edge of the banding is flush with or very slightly under the surface level of the new top. Make the banding wide enough to cover both old edge and surface material.

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