Wide mouth opening military canteen with nbc adapter

Abstract

A military canteen has a wide mouth dimensioned neck or spout for drinking or pouring liquid therefrom, the wide mouth nature allowing for relatively easy service access into the internal cavity of the canteen body. A first flat bottom cap is threadably to the neck for sealing the opening of the neck. A second cap is threadably attached to the neck in place of the first cap, the second cap has an NBC adapter located thereon. A lanyard has a first ring that encircles the neck and is pressed toward shoulders of the canteen body whenever either the first cap or the second cap is attached to the neck. The lanyard has a second ring that either frictionally attaches to a raised portion on a top of the first cap or encircles the NBC adapter of the second cap.

I claim: 
     
         1 . A wide mouth opening canteen comprising, in combination
 a canteen body having a main body with a set of shoulders extending into a neck portion with a round open top that is of a wide mouth dimension, the neck portion having threading encircling an outer surface of the neck portion proximate the open top;   a first cap threadably attached to the neck portion via the threading on the neck portion, the first cap having a flat bottom surface and a top surface, the first cap sealing the open top whenever the first cap is attached to the neck portion; and   a second cap having a cap body, the cap body threadably attached to the neck portion via the threading on the neck portion, the second cap also having an NBC adapter extending upwardly from the cap body, the second cap attached to the neck portion whenever the first cap is not attached to the neck portion, and the second cap sealing the open top whenever the second cap is attached to the neck portion.   
     
     
         2 . The wide mouth opening canteen as in  claim 1  wherein the canteen body is made from plastic. 
     
     
         3 . The wide mouth opening canteen as in  claim 2  wherein the canteen body is kidney shaped. 
     
     
         4 . The wide mouth opening canteen as in  claim 2  wherein the canteen body is M1961 shaped. 
     
     
         5 . The wide mouth opening canteen as in  claim 1  wherein the canteen body is kidney shaped. 
     
     
         6 . The wide mouth opening canteen as in  claim 1  wherein the canteen body is M1961 shaped. 
     
     
         7 . The wide mouth opening canteen as in  claim 1  further comprising a lanyard, the lanyard having a first ring and a second ring joined to the first ring by a flexible connector, the first ring positioned in encircling relationship with the neck portion of the canteen and positioned between the shoulders and the first cap whenever the first cap is attached to the neck portion and with the second ring frictionally engaged with a raised portion located on the top surface of the first cap, and such that the first ring positioned in encircling relationship with the neck portion of the canteen and positioned between the shoulders and the second cap whenever the second cap is attached to the neck portion and with the second ring encircling the NBC adapter and positioned between the cap body and an annular lip encircling the NBC adapter.