Portable self-contained modular power rack

Abstract

A power rack adjustable telescopically in height, width and depth to work in conjunction with any barbell lift and any weightlifting equipment a first upright subassembly, a second upright subassembly, a third upright subassembly and a fourth upright subassembly. A first lateral subassembly is releasably connected to the first and second upright subassemblies. A second lateral subassembly is releasably connected to the first and fourth upright subassemblies. A third lateral subassembly is releasably connected to the second and third upright subassemblies. A weight safety catch is releasably mounted on each of the first and second upright subassemblies. The first and second upright subassemblies define an adjustable height of the power rack, the first lateral subassembly defines an adjustable width of the power rack, and the second and third lateral subassemblies define an adjustable depth of the power rack.

What is claimed is: 
     
         1 . A power rack adjustable telescopically in height, width and depth to work in conjunction with any barbell lift and any weightlifting equipment, the power rack comprising:
 a first upright subassembly;   a second upright subassembly;   a third upright subassembly;   a fourth upright subassembly;   a first lateral subassembly, the first lateral subassembly releasably connecting the first and second upright subassemblies;   a second lateral subassembly, the second lateral subassembly releasably connecting the first and fourth upright subassemblies;   a third lateral subassembly, the third lateral subassembly releasably connecting the second and third upright subassemblies; and   a weight safety catch releasably mounted on each of the first and second upright subassemblies;   wherein the first and second upright subassemblies define an adjustable height of the power rack, the first lateral subassembly defines an adjustable width of the power rack, and the second and third lateral subassemblies define an adjustable depth of the power rack.   
     
     
         2 . The power rack of  claim 1 , each of the first, second, third and fourth upright subassemblies comprising:
 a footing assembly;   an upright base mounted in and extending upwardly from the footing assembly;   a first height extension selectively telescoping upwardly from the upright base; and   a second height extension selectively telescoping upwardly from the first height extension;   wherein selectively telescoping at least one of the upright base, the first height extension and the second height extension provides for setting and adjusting the adjustable height of the power rack.   
     
     
         3 . The power rack of  claim 2 , each of the first, second, third and fourth upright subassemblies further comprising:
 a first tube sleeve disposed between the upright base and the first height extension promoting sliding engagement therebetween; and   a second tube sleeve disposed between the first height extension and the second height extension promoting sliding engagement therebetween.   
     
     
         4 . The power rack of  claim 3 , each of the first, second, third and fourth upright subassemblies further comprising:
 a first quick release pin engaging the upright base and the first height extension releasably locking the upright base and the first height extension at a first height; and   a second quick release pin engaging the first height extension and the second height extension releasably locking the first height extension and the second height extension at a second height;   wherein the first tube sleeve and the first quick release pin are selectively sized to fully engage the upright base and the first height extension, and the second tube sleeve and the second quick release pin are selectively sized to fully engage the first height extension and the second height extension.   
     
     
         5 . The power rack of  claim 1 , further comprising:
 a first footing assembly disposed at a bottom end of the first lateral subassembly and from which the first lateral subassembly extends upwardly, the first footing assembly moveable between a first retracted position and a first extended position;   a second footing assembly disposed at a bottom end of the second lateral subassembly and from which the second lateral subassembly extends upwardly, the second footing assembly moveable between a second retracted position and a second extended position;   a third footing assembly disposed at a bottom end of the third lateral subassembly and from which the third lateral subassembly extends upwardly, the third footing assembly moveable between a third retracted position and a third extended position; and   a fourth footing assembly disposed at a bottom end of the fourth lateral subassembly and from which the fourth lateral subassembly extends upwardly, the fourth footing assembly moveable between a fourth retracted position and a fourth extended position.   
     
     
         6 . The power rack of  claim 5 , further comprising:
 a first toggle mechanism mounted onto the second upright subassembly disposed proximate to the second footing assembly and moveable between a first engaged position and a first disengaged position;   a second toggle mechanism mounted onto the third upright subassembly disposed proximate to the third footing assembly and moveable between a second engaged position and a second disengaged position; and   a third toggle mechanism mounted onto the fourth upright subassembly disposed proximate to the fourth footing assembly and moveable between a third engaged position and a third disengaged position;   wherein,   retracting the second footing assembly and engaging the first toggle extension mechanism makes the second upright subassembly moveable in a direction toward or away from the first upright subassembly thereby setting or adjusting the adjustable width of the power rack;   retracting the third footing assembly and engaging the second toggle extension mechanism makes the third upright subassembly moveable in a toward or away from the fourth upright subassembly thereby setting or adjusting the adjustable width of the power rack, or in a direction toward or away from the second upright subassembly thereby setting and adjusting the adjustable depth of the power rack; and   retracting the fourth footing assembly and engaging the third toggle extension mechanism makes the fourth upright subassembly moveable in a direction toward or away from the first upright subassembly thereby setting or adjusting the adjustable depth of the power rack.   
     
     
         7 . The power rack of  claim 1 , the first lateral subassembly comprising:
 at least one first lateral base section releasably connected to the first upright subassembly;   a first lateral telescoping extension section releasably connected at a first end to the at least one first lateral base section and releasably connected at a second end to one of the second upright subassembly or another first lateral base section that is releasably connected to the second upright subassembly;   wherein selectively telescoping the first lateral telescoping extension section provides for setting and adjusting the adjustable width of the power rack.   
     
     
         8 . The power rack of  claim 7 , the second lateral subassembly comprising:
 a second lateral base section releasably connected to the first upright subassembly; and   a second lateral telescoping extension section releasably connected to the second lateral base section and the fourth upright subassembly;   wherein selectively telescoping the second lateral telescoping extension section provides for setting and adjusting the adjustable depth of the power rack.   
     
     
         9 . The power rack of  claim 8 , the third lateral subassembly comprising:
 a third lateral base section releasably connected to the second upright subassembly; and   a third lateral telescoping extension section releasably connected to the third lateral base section and the third upright subassembly;   wherein selectively telescoping the third lateral telescoping extension section provides for setting and adjusting the adjustable depth of the power rack.   
     
     
         10 . The power rack of  claim 1 , further comprising:
 a mounting bracket releasably secured to each end of the second and third lateral subassemblies, the mounting bracket including a spring tab therein that is compressible against one internal side of the mounting bracket and biased toward the other internal side of the mounting bracket.   
     
     
         11 . A power rack adjustable telescopically in height, width and depth to work in conjunction with any barbell lift and any weightlifting equipment, the power rack comprising:
 a first upright subassembly including a first base section and at least one selectively telescoping first upright section;   a second upright subassembly including a second base section and at least one selectively telescoping second upright section;   a third upright subassembly including a third base section and at least one selectively telescoping third upright section;   a fourth upright subassembly including a fourth base section and at least one selectively telescoping fourth upright section;   a first footing assembly disposed at a bottom end of the first lateral subassembly and from which the first lateral subassembly extends upwardly, the first footing assembly moveable between a first retracted position and a first extended position;   a second footing assembly disposed at a bottom end of the second lateral subassembly and from which the second lateral subassembly extends upwardly, the second footing assembly moveable between a second retracted position and a second extended position;   a third footing assembly disposed at a bottom end of the third lateral subassembly and from which the third lateral subassembly extends upwardly, the third footing assembly moveable between a third retracted position and a third extended position;   a fourth footing assembly disposed at a bottom end of the fourth lateral subassembly and from which the fourth lateral subassembly extends upwardly, the fourth footing assembly moveable between a fourth retracted position and a fourth extended position;   a first toggle mechanism mounted onto the second upright subassembly disposed proximate to the second footing assembly and moveable between a first engaged position and a first disengaged position;   a second toggle mechanism mounted onto the third upright subassembly disposed proximate to the third footing assembly and moveable between a second engaged position and a second disengaged position; and   a third toggle mechanism mounted onto the fourth upright subassembly disposed proximate to the fourth footing assembly and moveable between a third engaged position and a third disengaged position;   a first lateral subassembly having a first lateral telescoping extension section releasably connected at a first end to the at least one first lateral base section and releasably connected at a second end to one of the second upright subassembly or another first lateral base section that is releasably connected to the second upright subassembly;   a second lateral subassembly having a second lateral base section releasably connected to the first upright subassembly, and a second lateral telescoping extension section releasably connected to the second lateral base section and the fourth upright subassembly;   a third lateral subassembly having a third lateral base section releasably connected to the second upright subassembly, and a third lateral telescoping extension section releasably connected to the third lateral base section and the third upright subassembly;   a mounting bracket releasably secured to each end of the second and third lateral subassemblies, the mounting bracket including a spring tab therein that is compressible against one internal side of the mounting bracket and biased toward the other internal side of the mounting bracket; and   a weight safety catch releasably mounted on each of the first and second upright subassemblies;   wherein:   the first and second upright subassemblies define an adjustable height of the power rack, the first lateral subassembly defines an adjustable width of the power rack, and the second and third lateral subassemblies define an adjustable depth of the power rack;   selectively telescoping the first and second upright subassemblies provides for setting and adjusting the adjustable height of the power rack;   retracting the second footing assembly and engaging the first toggle extension mechanism makes the second upright subassembly moveable in a direction toward or away from the first upright subassembly thereby setting or adjusting the adjustable width of the power rack;   retracting the third footing assembly and engaging the second toggle extension mechanism makes the third upright subassembly moveable in a toward or away from the fourth upright subassembly thereby setting or adjusting the adjustable width of the power rack, or in a direction toward or away from the second upright subassembly thereby setting and adjusting the adjustable depth of the power rack;   retracting the fourth footing assembly and engaging the third toggle extension mechanism makes the fourth upright subassembly moveable in a direction toward or away from the first upright subassembly thereby setting or adjusting the adjustable depth of the power rack;   selectively telescoping the first lateral telescoping extension section provides for setting and adjusting the adjustable width of the power rack;   selectively telescoping the second lateral telescoping extension section provides for setting and adjusting the adjustable depth of the power rack; and   selectively telescoping the third lateral telescoping extension section provides for setting and adjusting the adjustable depth of the power rack.   
     
     
         12 . A portable, self-contained power rack assembly, the assembly comprising:
 a power rack, the power rack having,
 a first upright subassembly having a first footing releasably mounted therein, 
 a second upright subassembly having a second footing releasably mounted therein, 
 a third upright subassembly having a third footing releasably mounted therein, the third footing having a first caster releasably mounted therein, 
 a fourth upright subassembly, having a fourth footing releasably mounted therein, the fourth footing having a second caster releasably mounted therein, 
 a first lateral subassembly, the first lateral subassembly releasably connecting the first and second upright subassemblies, 
 a second lateral subassembly, the second lateral subassembly releasably connecting the first and fourth upright subassemblies, 
 a third lateral subassembly, the third lateral subassembly releasably connecting the second and third upright subassemblies, and 
 a weight safety catch releasably mounted on each of the first and second upright subassemblies, 
 the first and second upright subassemblies define an adjustable height of the power rack, the first lateral subassembly defines an adjustable width of the power rack, and the second and third lateral subassemblies define an adjustable depth of the power rack; 
   a lid;   a protective casing enveloping the power rack first and second upright subassemblies and the lateral subassemblies; and   a bench subassembly having a bench box, a first side support and a second side support;   wherein the bench subassembly provides a workout bench or other elevated surface to support weightlifting activities.