Plumbing connection and disconnection system and method

An adapter and coupler assembly for connecting components of marine and land vehicle water, wastewater, and other plumbing systems, comprising:

• a) a coupler having:
• i) a bore extending longitudinally along its axis for the flow of fluid;
• ii) a barrel in the longitudinal center, said barrel having a shape adapted to provide purchase for a wrench-type tool;
• iii) an external annular flange having perforations near each end of the barrel, said flange and perforations being adapted to allow seizing of the assembly components once connected;
• iv) a spacer at each end of the coupler, adjacent to the perforated flanges, adapted to provide room to manipulate seizing wire or wire ties;
• v) internal right-hand threads at the first end;
• vi) internal left-hand threads at the second end;
• vii) directional arrows cast or molded into the barrel, indicating direction of rotation for loosening the connection with said adapters;
• and
• viii) positional arrows cast or molded into the flanges, indicating the position of the beginning of the threads on the internally threaded ends of the coupler, said thread beginnings being positioned at matching points on the interior circumference of the coupler's respective ends;
• b) a first adapter having right hand exterior threads at one end;
• and
• c) a second adapter having left-hand exterior threads at one end.

A coupler and adapter assembly system for connecting plumbing components, comprising:

• a) a coupler having
• i) a bore extending longitudinally therethrough, for the flow of fluid;
• ii) a barrel, said barrel having a shape adapted to provide purchase for turning;
• iii) interior right-hand threads at the first end;
• iv) interior left-hand threads at the second end;
• v) positional indicators cast or molded near each end, indicating the position of the beginning of the internal left-hand and right-hand threads respectively, said threads having their beginning points at matching positions on the internal circumference of the ends of said coupler;
• vi) directional indicators on the coupler barrel indicating the direction of rotation for disconnecting the coupler from the adapters;
• b) a first adapter baking
• i) a bore extending longitudinally therethrough for the flow of fluid;
• ii) exterior right-hand threads at one end, said threads being adapted to threadedly engage with said right-hand interior threads of said coupler;
• iii) an alignment indicator cast or molded near said threaded end, indicating the position of the beginning of said threads;
• iv) a second end barbed, threaded or smooth;
• and
• c) a second adapter having
• i) a bore extending longitudinally therethrough, for the flow of fluid;
• ii) exterior left-hand threads at one end, said threads being adapted to threadedly engage with said left-hand interior threads of said coupler;
• iii) an alignment indicator cast or molded near said threaded end, indicating the position of the beginning of said threads;
• iv) a second end barbed, threaded or smooth.

An adapter and coupler assembly for connecting components of marine and land vehicle water, wastewater, and other plumbing systems, comprising:

• a) a coupler having right-hand interior threads at one end and left-hand interior threads at the other end, said coupler having:
• i) a bore extending longitudinally along its axis for the flow of fluid;
• ii) a barrel in the longitudinal center, said barrel having a shape adapted to provide purchase for a wrench-type tool;
• iii) an external annular flange having perforations near each end of said barrel, said flange and perforations being adapted to allow seizing of the assembly components once connected;
• iv) a spacer at each end of the coupler, adjacent to said perforated flanges, adapted to provide room to manipulate seizing wire or wire ties;
• v) directional arrows cast or molded into said barrel, indicating direction of rotation for loosening the connection with said adapters;
• and
• vi) positional arrows cast or molded into said flanges, indicating the position of the beginning of the threads on the internally threaded ends of the coupler, said threads having their beginning points at matching positions on the internal circumference of the ends of said coupler;
• b) a first adapter having right-hand exterior threads at one end, said first adapter having:
• i) a bore extending longitudinally along its axis, for the flow of fluid;
• ii) a first end having right-hand exterior threads, said threads having a diameter, thread size, and type adapted to be compatible for threadedly engaging with the right-hand internally threaded end of said coupler;
• iii) said first end having a slight unthreaded extension, or pilot, said extension being adapted to assist positioning of said threaded end in the right-hand interior threaded end of the coupler;
• iv) an external annular flange having perforations adjacent to the threaded portion, said flange and perforations being adapted to allow seizing of the assembly components once connected;
• v) a multi-sided nut segment, said segment being adapted to provide purchase for a wrench-type tool;
• vi) a second end, barbed for connecting with a hose;
• and
• vii) a positional arrow cast or molded into said flange, indicating the position of the beginning of the threads on the externally threaded end of said first adapter;
• and
• c) a second adapter having left-hand exterior threads at one end, said second adapter having:
• i) a bore extending longitudinally along its axis for the flow of fluid;
• ii) left-hand exterior threads at one end, said threaded end of a diameter and thread size and type as to be compatible in threadedly engaging with the left-hand internally threaded end of said coupler;
• iii) said threaded end having a slight unthreaded extension, or pilot, said extension being adapted to assist positioning of said threaded end in the left-hand interior threaded end of the coupler;
• iv) an external annular flange having perforations adjacent to the threaded portion, said flange and perforations being adapted to allow seizing of the assembly components once connected;
• v) a multi-sided nut segment, said segment being adapted to provide purchase for a wrench-type tool;
• vi) a second end, barbed for connecting with a hose;
• and
• vii) a positional arrow cast or molded into said flange, indicating the position of the beginning of the threads on the externally threaded end of said second adapter.

A coupler for connecting threaded adapters together, said coupler having:

• i) a bore extending longitudinally along its axis for the flow of fluid;
• ii) a barrel in the longitudinal center, said barrel having a shape adapted to provide purchase for turning;
• iii) a annular flange having perforations near each end of said barrel, said flange and perforations being adapted to allow seizing of the coupler with adapters once connected;
• iv) a spacer at each end of the coupler, adjacent to said perforated flanges, adapted to provide room to manipulate seizing wire or wire ties;
• v) internal right-hand threads at the first end;
• vi) internal left-hand threads at the second end;
• vii) positional indicators cast or molded into said flanges, indicating the position of the beginning of the threads on the internally threaded ends of said coupler, said threads beginning at matching points on the internal circumference of the ends of said coupler.

An adapter and coupler assembly for connecting components of marine and land vehicle water, wastewater, and other plumbing systems, comprising:

• a) a coupler having a bore extending longitudinally along its axis for the flow of fluid;
• internal right-hand threads at the first end;
• internal left-hand threads at the second end;
• a annular flange having perforations disposed near each of said first end and said second end, said flanges and perforations being adapted to allow seizing of the assembly components once connected;
• and positional indicators cast or molded into said flanges, said indicators marking the position of the beginning points of the threads on the internally threaded ends of said coupler;
• b) a first adapter having right-hand exterior thread it one end, said treads being adapted to threadedly engage with said right-hand inter or threads of said coupler;
• an exterior perforated annular flange adjacent to said right-hand exterior threads;
• and a positional indicator cast or molded on said annular flange, said indicator marking the beginning point of said right-hand exterior threads;
• c) a second adapter having left-hand exterior threads at one end, said threads being adapted to threadedly engage wit said left-hand interior threads of said coupler;
• an exterior perforated annular flange adjacent to said left-hand exterior threads;
• and a positional indicator cast or molded on said annular flange, said indicator marking the beginning point of said left-hand exterior threads.