Assertion: snorkel's mouthpiece | /r/HasProperty | a breathing tube
Facets:
Source sentences:
text: In accordance with the present invention, there is provided a snorkel for use by a swimmer, the snorkel comprising: a mouthpiece; a breathing tube connected to the which portion is lowermost in use; and a container, defining a chamber for fluid, which is in in communication only with said portion said communication allowing fluid flow in either direction and which is sufficiently rigid to prevent collapse of the container, in use, from surrounding water presure to enable fluid entering the snorkel accumulate in said chamber, to prevent passage to a user, and is sufficiently resilient to enable the container to be collapsed to expel accumulated fluid into said portion, to enable it to be expelled by exhalation.
text: it will seen that the improved snorkel 10, of the present invention comprises a mouthpiece 12, a breathing tube 14, and a branch conduit 16, the latter being segregated from the breathing tube by a partition 15, the branch conduit terminating in a check valve 18 in the manner generally disclosed in U.S. Pat.
text: More specifically, embodiment 40 of the present invention provides a mouthpiece 42, a breathing tube 44 and a branch conduit 46 terminating in a check valve 48.