Fastening arrangement for open hose clamp
Patent 4711001 Issued on December 8, 1987. Estimated Expiration Date: 
October 23, 2006. 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.
October 23, 2006. 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 Re14762 Re26157 1141046 1277076 2113443 2970359 3321811 Hose clamp Mechanical lock for clamps Clamp for hoses or the like InventorApplicationNo. 06/922151 filed on 10/23/1986US Classes:24/20TT, Ratchet and tool tightened band clamp24/20CW, Circumferentially swagged band clamp24/20EE, End-to-end integral band end connection24/23EEEnd-to-end integral with band connecting meansExaminersPrimary: Sakran, Victor N.Attorney, Agent or FirmInternational ClassesF16L 33/035 (20060101)F16L 33/02 (20060101) AbstractA clamp structure with a clamping band having open ends and a mechanical interconnection of the open ends of the band that include at least two outwardly extending hooks in the inner band portion adapted to engage in apertures in the outer band portion; at least one of the hooks is a cold-deformed support hook and another one of the hooks is a generally circumferentially extending combined guide and support hook which has an inclined guide and support surface operable to initially engage with the corresponding aperture in the outer band portion so as to guide the inner and outer band portions toward one another while at the same time absorbing circumferentially directed tightening forces until the cold-deformed support hook becomes effective in also absorbing tightening forces by engagement of its abutment surface with the corresponding aperture. | |
