Proportioninghttp://www.highlandwoodworking.com/library/shopmath/golden_mean .jpg
GOLDEN MEAN ~ 5:8 (length to width proportions for cases & cabinets) Multiply short leg by 1.618 = long leg FIBONACCI SERIES (1, 1, 2, 3, 5, 8, 13, 21,...) A function of the Golden Mean (Each successive number is the sum of the preceding two numbers.) Proportioning for projects like a chest of drawers or a set of shelves. http://www.highlandwoodworking.com/library/shopmath/fibonacci.jpg HAMBRIDGE PROGRESSIONhttp://www.highlandwoodworking.com/library/shopmath/hambridge.jpg (i.e. calculating graduated drawer heights) 1. Make square A . A (A = drawer width) 2. Strike arc from square A . A's diagonal 3. Draw horizontal line from intersection of arc and vertical line Note: You cannot pre-select the total height of all drawers. Final height of the drawers is a function of the number of drawers and drawer width. Formulas Decimal = mm x .03937http://www.highlandwoodworking.com/library/shopmath/areas.jpg Millimeter = decimal x 25.4 Circumference of circle = ð x 2R Area of circle = ð x R² Area of triangle = 1/2 B x H Area of square = L x W http://www.highlandwoodworking.com/library/shopmath/arch.jpg LAYOUT SIMPLE ARCH (X/2)²+ Y² / 2Y = R LAYOUT ELLIPSE WITH A SQUARE http://www.highlandwoodworking.com/library/shopmath/ellipse.jpg BOARD FOOT CALCULATION Length (inches) x Width (inches) x Thickness (inches) / 144 Furniture Moisture Content in the U.S. http://www.highlandwoodworking.com/library/shopmath/moisture.jpg Design Criteria for Furniture Seating dimensions at dining table: 24"-30" elbow to elbow 24"-25" leg clearance (floor to apron) Table edge to back of plate - 12" Round table - 30" circumference per seating Table height - 29"-30" Chair seat height - ~ 17" Coffee table height - 16"-18" Stool height - 29"-32" Single (twin) mattress - 39" x 75" Double (full) mattress - 54" x 75" Queen mattress - 60" x 80" King mattress - 76" x 80" MAXIMUM SPAN FOR SHELVING 3/4" MDF - 28" 3/4" Plywood - 32" 3/4" Softwood - 34" 3/4" Hardwood - 40" 1" Softwood - 34" 1" Hardwood - 46" Solvents for Finishes Varnish, oil, spar, linseed oil, polyurethane, tung oil, wax Lacquer Shellac Waterborne Mineral spirits, naptha, turpentine Lacquer thinner, acetone Denatured alcohol Distilled water Pilot Hole Wood Screws Screw Size Softwood Hardwood Shank Hole #4 5/64" 5/64" 7/64" #6 1/16" 3/32" 9/64" #8 5/64" 7/64" 11/64" #10 3/32" 1/8" 3/16" #12 3/32" 9/64" 7/32" #14 7/64" 5/32" 1/4" When screwing 2 pieces of wood together, the top piece should be drilled for the screw shank to slip through easily. Bandsaw Blade Guide Blade Width Minimum Cutting Radius 3/4" 5-7/16" 1/2" 2-1/2" 3/8" 1-7/16" 1/4" 3/8" 3/16" 5/16" 1/8" 1/8" 1/16" 90° [Non-text portions of this message have been removed] ------------------------------------ Send any questions regarding list management to: [EMAIL PROTECTED] To listen to the show archives go to link http://www.acbradio.org/pweb/index.php?module=pagemaster&PAGE_user_op=view_page&PAGE_id=33&MMN_position=47:29 Or ftp://ftp.acbradio.org/acbradio-archives/handyman/ The Pod Cast address for the Blind Handy Man Show is. http://www.acbradio.org/news/xml/podcast.php?pgm=saturday Visit The Blind Handy Man Files Page To Review Contributions From Various List Members At The Following address: http://www.jaws-users.com/JAWS/handyman/ Visit the archives page at the following address http://www.mail-archive.com/[email protected]/ If you would like to join the JAWS Users List, then visit the following address for more information: http://www.jaws-users.com/ For a complete list of email commands pertaining to the Blind Handy Man list just send a blank message to: [EMAIL PROTECTED] Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/blindhandyman/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/blindhandyman/join (Yahoo! ID required) <*> To change settings via email: mailto:[EMAIL PROTECTED] mailto:[EMAIL PROTECTED] <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
