Electrical power distribution bus duct system

Claim 1

A BUS DUCT SYSTEM INCLUDING, IN COMBINATION, A HOUSING, A PLURALITY OF SUBSTANTIALLY FLAT BUS BARS ARRANGED IN A PARALLEL SPACED MUTUALLY FLATWISE RELATION WITHIN SAID HOUSING, BUS BAR SUPPORTING MEANS COMPRISING A PAIR OF SUPPORT MEMBERS, EACH OF SAID SUPPORT MEMBERS HAVING A PLURALITY OF INTERNAL GROOVES FOR RECEIVING SAID BUS BARS, A FIRST OF SAID SUPPORT MEMBERS HAVING EXTERNAL LATERALLY SPACED CONFRONTING WALLS DEFINING AN OPEN CHANNEL, FASTENING MEANS INCLUDING A FASTENING MEMBER HAVING A KEY PORTION NEAR ONE END, SAID FIRST SUPPORT MEMBER HAVING AN OPENING THEREIN RECEIVING AND MATING WITH SAID KEY PORTION TO PREVENT ROTATIONAL MOVEMENT OF SAID FASTENING MEMBER, SAID ONE END OF SAID FASTENING MEMBER EXTENDING OUTWARD FROM SAID KEY PORTION A DISTANCE SUCH THAT WHEN SAID FIRST SUPPORT MEMBER AND SAID FASTENING MEMBER ARE POSITIONED WITHIN SAID HOUSING WITH SAID ONE END DISPOSED WITHIN SAID CHANNEL SAID ONE END ENGAGES SAID HOUSING TO POSITION SAID KEY PORTION WITHIN SAID OPENING, THE SECOND OF SAID SUPPORT MEMBERS HAVING AN OPENING THEREIN RECEIVING THE OTHER END OF SAID FASTENING MEMBER, AND SAID FASTENING MEANS HOLDING SAID SUPPORT MEMBERS TOWARD EACH OTHER THEREBY SUPPORTING SAID BUS BARS WITHIN SAID HOUSING.