![]() ![]() E04G5/041- Means for fastening, supporting, or bracing scaffolds on or against building constructions for fastening scaffolds on roof frameworks or on roofs.E04G5/04- Means for fastening, supporting, or bracing scaffolds on or against building constructions.E04G5/00- Component parts or accessories for scaffolds.adjustable in height supported by roofs or ceilings E04G3/22- Scaffolds essentially supported by building constructions, e.g.E04G3/00- Scaffolds essentially supported by building constructions, e.g.E04G21/3276- Arrangements on buildings for connecting safety-lines.E04G21/3261- Safety-nets Safety mattresses Arrangements on buildings for connecting safety-lines.E04G21/32- Safety or protective measures for persons during the construction of buildings.E04G21/00- Preparing, conveying, or working-up building materials or building elements in situ Other devices or measures for constructional work.E04G- SCAFFOLDING FORMS SHUTTERING BUILDING IMPLEMENTS OR AIDS, OR THEIR USE HANDLING BUILDING MATERIALS ON THE SITE REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS.A62B35/0043- Lifelines, lanyards, and anchors therefore.A62B35/00- Safety belts or body harnesses Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion.A62B- DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING.Application granted granted Critical Publication of US5664391A publication Critical patent/US5664391A/en Anticipated expiration legal-status Critical Status Expired - Fee Related legal-status Critical Current Links ![]() Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by PFB Co filed Critical PFB Co Priority to US08/625,845 priority Critical patent/US5664391A/en Assigned to PFB COMPANY reassignment PFB COMPANY ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Original Assignee PFB Co Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Bartholomew Current Assignee (The listed assignees may be inaccurate. ![]() Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Fee Related Application number US08/625,845 Inventor Paul F. Google Patents Roof anchor and hanging scaffold systemÄownload PDF Info Publication number US5664391A US5664391A US08/625,845 US62584596A US5664391A US 5664391 A US5664391 A US 5664391A US 62584596 A US62584596 A US 62584596A US 5664391 A US5664391 A US 5664391A Authority US United States Prior art keywords joist hanging scaffold roof anchoring system vertical support Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US5664391A - Roof anchor and hanging scaffold system US5664391A - Roof anchor and hanging scaffold system ![]()
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