Wall and rafter layout tool
Patent 4607438 Issued on August 26, 1986. Estimated Expiration Date: 
February 26, 2005. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
February 26, 2005. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 512199 596818 733570 1142418 3169320 Layout tool for framing studs Patent #: 4212108 InventorApplicationNo. 06/705945 filed on 02/26/1985US Classes:33/451, Combined with level33/499, Locking33/562TemplateExaminersPrimary: Martin, William D. Jr.Attorney, Agent or FirmInternational ClassE04G 21/18 (20060101)AbstractIn a wall stud framing tool, an elongated rail is provided with parallel spaced-apart walls joined by a measuring indicia scored angular surface. A plurality of stud position locating tongues are pivotally connected by one end portion between the rail walls. An integral spring member, on the innerconnected end portion of each stud locating tongue, maintains the tongues in right angular relation with respect to the rail when the tongues are in an erected position and maintain the tongues in collapsed or folded position between the rail walls when in a second position.Field of SearchTemplateSingle sheet type Combined with level Locking Two straightedges pivoted at the ends of a central straightedge Plural straightedges, relatively moveable Folding rule type At least one pivot is sliding Central straightedge longitudinally adjustable Single pivot Sliding T-head with pivoted straightedge 90 degree limit Pivot joints 180 degree limit | |
