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US 2017/0274507 A1Published application
High torque polymer fittings
AssigneeEntegris, Inc.
InventorsJohn A. LEYS, Michael SCHLEICHER, Jeffrey J. MCKENZIE, Steven P. KOLBOW
Life of this patent
Estimating the term…
Abstract
A high torque polymer fittings useful in fluid handling systems. The fittings are especially useful for fluid handling fittings having diameters of one inch or greater. Various embodiments of the fittings disclosed accommodate specialized wrenches for securing the fittings, the wrenches being used to tighten the fittings to a desired torque.
Claims21
1-36. (canceled)
A connector fitting for fluid handling comprising:
- a coupling leg defining a bore that extends therethrough, said coupling leg and said bore being concentric about a leg axis, said coupling leg including a neck portion, a shoulder portion extending distal to said neck portion, a threaded portion extending distal to said shoulder portion, and a nipple portion extending distal to said threaded portion, said neck portion including locking features extending radially outward therefrom;
- and
- a nut threadably engaged with said threaded portion of the coupling leg,
- wherein said coupling leg and said nut are made of a melt processible resin.
1 more element
A wrench for use with fittings used in fluid handling systems comprising:
- a body,
- at least two pins extending perpendicularly from the body, the pins dimensioned and configured to mate with at least two tubular portions disposed on the body of a fluid handling fitting.
A wrench for use with fittings used in fluid handling systems comprising:
- a body,
- at least two opposing legs extending perpendicularly from the body, the legs comprising a first leg and a second leg dimensioned and configured such that the first leg is configured to engage a first end of a first spacer and the first end of a second spacer and the second leg is configured to engage the second end of the first spacer and the second end of the second spacer, said first spacer and said second spacer being disposed on the neck portion of a connector fitting.
Dependencies are inferred from the claim text.