Patent ID: 6612388
Filing Date: 2003-09-02
Classification: B62M

Abstract:
A mobile mechanical unit comprising:a. a first bracket; b. a stabilizer plate operatively connecting with said first bracket; c. a first right double hinge bracket operatively and rotatably connecting with said first bracket and with a right support bracket; d. a first left double hinge bracket operatively and rotatably connecting with said first bracket and with a left support bracket; e. a pivotal tie bar operatively and rotatably connecting with said stabilizer plate 108; f. a second right double hinge bracket operatively and rotatably connecting with said pivotal tie bar and with said right support bracket; g. a second left double hinge bracket operatively and rotatably connecting with said pivotal tie bar and with said left support bracket; h. said right support bracket operatively contacting with a first ground engaging means; i. said left support bracket 120 operatively contacting with a second ground engaging means; j. a middle support positioned between said right support bracket and said left support bracket and operatively connecting with said first bracket; k. said middle support operatively and rotatably connecting with a third ground engaging means; and l. said rotatability of said stabilizer plate and said pivotal tie bar, said rotatability of said first right double hinge bracket and said first bracket and said right support bracket, said rotatability of said first left double hinge bracket and said first bracket and'said left support bracket, said rotatability of said second right double hinge bracket with said pivotal tie bar and with said right support bracket, said rotatability of said second left double hinge bracket with said pivotal tie bar and with said left support bracket allows said first ground engaging means, said second ground engaging means and said third ground engaging means to be at different elevations with respect to each other.