Sealed wall lead-through means for cables in particular for junction boxes
Patent 4116472 Issued on September 26, 1978. Estimated Expiration Date: 
September 26, 1995. 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.
September 26, 1995. 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 1726808 2819099 InventorApplicationNo. 05/571018 filed on 04/22/1975US Classes:285/4, Score line or groove174/665, Collar with engagement member285/151.1, Water tight285/320, Pivoted285/330Interlocked or overlappedExaminersPrimary: Arola, Dave W.International ClassesH02G 3/06 (20060101)H02G 3/02 (20060101) Foreign Application Priority Data1974-04-25 FRAbstractA fluid-tight wall lead-through device for cables or the like comprising a bushing forming a packing-box and gland assembly for tightly enclosing a said cable in sealing relationship, said bushing extending through a hole of said wall and being secured within said hole by means of a clamping member; wherein the improvement consists in that said bushing of said device is provided with end teeth forming levers, one end of which is bearing onto the wall and the other end tightly encloses a deformable sealing packing which is adapted to be deformed by said teeth upon a pivotal motion thereof, through a lever action against said wall, when said clamping member is tightened. | |
