US Patent No. 9,455,559

PLUGGING DEVICE


Patent No. 9,455,559
Issue Date September 27, 2016
Title Plugging Device
Inventorship Thomas E. Veloskey, San Marcos, CA (US)
Assignee Hunter Industries, Inc., San Marcos, CA (US)

Claim of US Patent No. 9,455,559

1. A releasably lockable plugging device comprising:
a plug member;
a lock comprising a first locking portion and a second locking portion:
the second locking portion comprising:
a first surface facing generally away from the plug member, the first surface having a convex shape when the second locking
portion is in a released configuration and a concave shape when the second locking portion is in a locked configuration; and

a second surface opposite the first surface; and
the first locking portion connected to the plug member and to the second locking portion, the first locking portion comprising:
a first side facing generally toward the plug member, at least a portion of the first side comprising an abutment portion,
the abutment portion limiting the extent to which a portion of the first locking portion is moveable toward the plug member
when the plugging devices is inserted through an aperture in a wall; and

a second side facing generally toward the second surface of the second locking portion, the second side having a concave shape
when the second locking portion is in the locked configuration and when the second locking portion is in the released configuration;

wherein the second locking portion tends to move away from the locked configuration when the second locking portion is in
the released configuration and wherein the second locking portion tends to move away from the released configuration when
the second locking portion is in the locked configuration.