Tighthead barrel

Receptacles – End wall structure – Having an outlet or inlet opening

Patent

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Details

206509, 220608, 220672, B65D 640

Patent

active

059841338

ABSTRACT:
Tighthead barrel (1) is blow molded from thermoplastic. Top (4) which is arched to the outside has dome shape (9) and with its outside edge (10) at distance (a) under bearing surface (7) of carrying and rolling ring (5) which is pointed perpendicularly or obliquely to barrel axis (6--6) at a steep slant angle runs into top end section (11) of barrel jacket (2). Carrying and rolling ring (5) projects upward in the direction of barrel axis (6--6) above crown (16) of top (4). Arched stacking surface (17) of top (4) passes into two ramp-like deck sections (19, 20), which border deck surface (18) of recess (12) for filler and drain plug (14), which emerge in the peripheral direction of the top, and which run with a slight gradient from central stacking surface (17) of top (4) to deck surface (18) of recess (12) for filler and drain plug (14) and via which in the slightly tilted head position of tighthead barrel (1) the residual liquid which emerges through hole (25) of filler and drain plug (14) and which collects on inside (23) of top (4) drains, ramp-like deck sections (19, 20) being made as bridges and forming gutters (21, 22) which run on outside edge (10) of top (4).

REFERENCES:
patent: 2354425 (1944-07-01), Kuhn
patent: 3701455 (1972-10-01), Warnecke
patent: 4674648 (1987-06-01), Przytulla
patent: 4767021 (1988-08-01), Pies
patent: 4776479 (1988-10-01), Schutz
patent: 4934551 (1990-06-01), Budenbender
patent: 4941584 (1990-07-01), Bowers et al.
patent: 5217142 (1993-06-01), Schutz
patent: 5273181 (1993-12-01), Gay

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