Patent ID: 6752729
Filing Date: 2004-06-22
Classification: A63B,Y10T

Abstract:
A frame assembly comprising:a first horizontal section (10) having two open ends and a first hole (11) defined through a wall proximate to each open end of the first horizontal section (10); two top elbow members (30) each having a horizontal extension tube (31) and a vertical extension tube (310), each of the extension tubes (31, 310) having a second hole (32) defined through a wall thereof, the two open ends of the first horizontal section (10) inserted in the two respective horizontal extension tubes (31) of the two top elbow members (30), the first holes (11) of the first horizontal section (10) being in alignment with the second holes (32) of the two respective horizontal extension tubes (31), two connection members (20) biased in the two open ends of the first horizontal section (10) and a protrusion (21) extending from each of the connection members (20), the protrusion (21) inserted in the aligned first holes (11) and the second holes (32); two front elbow members (40) each having a horizontal extension tube (41) and a vertical extension tube (410), each of the extension tubes (41, 410) having a third hole (42) defined through a wall thereof, two first tubes (101) each having two open ends and a fourth hole (102) defined through a wall proximate to each open end of the first tube (101), the two open ends of each of the first tubes (101) inserted in the two respective vertical extension tubes (310, 410) of the top elbow member (30) and the front elbow member (40), the fourth holes (32) of the first tubes (101) being in alignment with the second hole (32) and the third hole (42) of the two respective vertical extension tubes (310, 410), two connection members (20) biased in the two open ends of each of the first tubes (101) and a protrusion (21) extending from each of the connection member (20), the protrusion (21) inserted in the aligned second holes (32), the fourth holes (102) and the third holes (42); two rear elbow members (50) each having a first horizontal extension tube (51) and a second horizontal extension tube (510), each of the two horizontal extension tubes (51, 510) having a fifth hole (52) defined through a wall thereof, a second horizontal section (103) having two open ends and a sixth hole (104) defined through a wall proximate to each open end of the second horizontal section (103), the two open ends of the second horizontal section (103) inserted in the two respective first horizontal extension tubes (51) of the two rear elbow members (50), the sixth holes (104) of the second horizontal section (103) being in alignment with the fifth holes (52) of the two respective first horizontal extension tubes (51), two connection members (20) biased in the two open ends of the second horizontal section (103) and a protrusion (21) extending from each of the connection members (20), the protrusion (21) inserted in the aligned sixth holes (104) and the fifth holes (52), and two second tubes (105) each having two open ends and a seventh hole (106) defined through a wall proximate to each open end of the second tube (105), the two open ends of each of the second tubes (105) inserted in the horizontal extension tube (41) of the front elbow member (40) and the second horizontal extension tube (510) of the rear elbow member (50), the seventh holes (106) of the second tubes (106) being in alignment with the third hole (42) of the front elbow member (40) and the fifth hole (52) of the second horizontal extension tubes (510), two connection members (20) biased in the two open ends of each of the second tubes (105) and a protrusion (21) extending from each of the connection member (20), the protrusion (21) inserted in the aligned third holes (42) and the seventh holes (106), and the aligned fifth holes (52) and the seventh holes (106).