대표
청구항
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1. A lightweight walking cane with a concealable grasper comprising: a handle including a spring loaded trigger;the concealable grasper on a distal end of the cane, the grasper including a grasper actuator, two proximal phalanges, two distal phalanges, and two half boots;an internal rod attached to the spring loaded trigger and the grasper;a structural support tubing encircling the internal rod and extending from the handle to the grasper;a slidable sleeve on the structural support tubing;a slidable external tubing encircling the structural support tubin...
1. A lightweight walking cane with a concealable grasper comprising: a handle including a spring loaded trigger;the concealable grasper on a distal end of the cane, the grasper including a grasper actuator, two proximal phalanges, two distal phalanges, and two half boots;an internal rod attached to the spring loaded trigger and the grasper;a structural support tubing encircling the internal rod and extending from the handle to the grasper;a slidable sleeve on the structural support tubing;a slidable external tubing encircling the structural support tubing extending to the grasper, wherein the slidable external tubing is attached to the sleeve;wherein sliding the sleeve and the external tubing in a distal direction closes and locks the grasper of the cane by covering the two proximal phalanges and the two distal phalanges in a substantially straight position that is substantially parallel with each other and the structural support tubing, and the two half boots form a ground contact end for the cane;further wherein sliding the sleeve and the external tubing in a proximal direction opens and unlocks the grasper by uncovering the two proximal phalanges and the two distal phalanges, and moves the internal rod toward the grasper releasing the spring loaded trigger and rotating the two proximal phalanges outwardly away from the cane in a substantially symmetrical position with each other, wherein the two distal phalanges and the two half boots extend outwardly away from the cane in a substantially symmetrical position with each other while remaining substantially parallel with the structural support tubing to form the open and unlocked grasper; andwherein in the unlocked grasper configuration, applying a force to pull the spring loaded trigger towards the handle moves the internal rod in a proximal direction to activate the grasper and retracts the two proximal phalanges, the two distal phalanges, and the two half boots inwardly in a substantially symmetrical positions with each other to grasp an object. 2. The walking cane of claim 1, wherein the grasper is moved back to the locked and closed configuration by sliding the sleeve and the external tubing in a distal direction on the structural support tubing to move the internal rod proximally to retract the spring loaded trigger and activate the grasper actuator to retract the two proximal phalanges and the two ligaments inwardly in a substantially symmetrical position with each other; wherein the two distal phalanges and the two half boots retract inwardly towards the cane axis in a substantially symmetrical position with each other while remaining substantially parallel to each other and the structural support tubing; andwherein as the sleeve and external tubing are fully extended in a distal direction, the external tubing covers the two proximal phalanges, the two ligaments and the two distal phalanges in a substantially straight position that is substantially parallel with each other and the structural support tubing, and the complementary interlocking internal faces of the two half boots are joined so as to form the ground contact end for the cane. 3. The walking cane of claim 1, further comprising a skid-resistant spherical surface on the ground contact end of the cane. 4. The walking cane of claim 1, further comprising a plurality of complementary interlocking ridges on the internal faces of the two half boots. 5. The walking cane of claim 1, wherein the trigger comprises a non-slip gripping spherical surface. 6. A lightweight walking cane with a concealable grasper comprising: a top handle on a proximal end of the cane, the handle including a spring loaded trigger;the concealable grasper on a distal end of the cane, wherein the grasper comprises two wrist halfs, a grasper spring, a grasper actuator, two proximal phalanges, two ligaments, two distal phalanges, and two half boots, wherein the two half boots each have an internal face, wherein the internal faces have complementary interlocking shapes with each other;an internal rod operatively attached to the spring loaded trigger, wherein the internal rod extends from the spring loaded trigger on a proximal end and is operatively attached to the grasper actuator on a distal end;a structural support tubing having a cane axis encircling the internal rod and attached to the handle, wherein the structural support tubing extends in a substantially straight direction from the handle on a proximal end to the two wrist halfs on a distal end;a slidable sleeve comprising two joint halves, each sleeve joint half comprising proximal and distal detents imbedded in sleeve joint halfs;a slidable external tubing attached to sleeve joint halfs along structural support tubing, wherein the external tubing extends encircling the structural support tubing from the sleeve to the two wrist halfs on the distal end;wherein in a closed and locked configuration of the grasper, the external tubing covers the two proximal phalanges, the two ligaments and the two distal phalanges in a substantially straight position that is substantially parallel with the structural support tubing, and the complementary interlocking internal faces of the two half boots are joined so as to form a ground contact end for the cane;wherein sliding the sleeve and the external tubing in a proximal direction on the structural support tubing uncovers the two proximal phalanges, the two ligaments and the two distal phalanges, and releases them for opening the grasper by the grasper spring, wherein as the two ligaments rotate to the open position they slide the grasper actuator and the internal rod distally away from the spring loaded trigger, releasing the trigger on the handle and rotating the two proximal phalanges and the two ligaments outwardly away from the cane axis in a substantially symmetrical position to each other, further wherein the two distal phalanges and the two half boots extend outwardly away from the cane axis in a substantially symmetrical position with each other while remaining parallel with the structural support tubing to form an unlocked and open configuration of the grasper;wherein in the unlocked and open configuration of the grasper, applying a force to pull the trigger towards the handle moves the internal rod proximally towards the spring loaded trigger to activate the grasper actuator and rotate the two proximal phalanges and the two ligaments inwardly in a substantially symmetric position with each other, and wherein the two distal phalanges and the two half boots close up inwardly towards the cane axis in a substantially symmetric position with each other while remaining parallel to the structural support tubing to grasp an object. 7. The walking cane of claim 6, wherein the grasper is moved back to the locked and closed configuration by sliding the sleeve and the external tubing in a distal direction on the structural support tubing to move the internal rod proximally to retract the spring loaded trigger and activate the grasper actuator to retract the two proximal phalanges and the two ligaments inwardly in a substantially symmetrical position with each other; wherein the two distal phalanges and the two half boots retract inwardly towards the cane axis in a substantially symmetrical position with each other while remaining substantially parallel to each other and the structural support tubing; andwherein as the sleeve and external tubing are fully extended in a distal direction, the external tubing covers the two proximal phalanges, the two ligaments and the two distal phalanges in a substantially straight position that is substantially parallel with each other and the structural support tubing, and the complementary interlocking internal faces of the two half boots are joined so as to form the ground contact end for the cane. 8. The walking cane of claim 6, further comprising a skid-resistant spherical surface on the ground contact end of the cane. 9. The walking cane of claim 6, further comprising a plurality of complementary interlocking ridges on the internal faces of the two half boots. 10. The walking cane of claim 6, wherein the trigger comprises a non-slip gripping spherical surface. 11. A combination cane and grabber tool comprising: an elongated cane body comprising a structural support tubing having a cane axis, a proximal end and a distal end;a handle on the proximal end of the cane, the handle including a trigger;a concealable grasper on a distal end of the cane, wherein the grasper comprises an actuator, a wrist, a first proximal phalange, a first ligament, a first distal phalange, a first half boot, a second proximal phalange, a second ligament, a second distal phalange, a second half boot; an internal rod operatively attached to the trigger at a proximal end, wherein the internal rod extends from the trigger on the proximal end and is operatively attached to actuator on a distal end;a sleeve and a distal external tubing capable of sliding on the structural support tubing, wherein the sleeve and the external tubing are configured to slide proximally to unlock the grasper for opening;wherein in a closed position of the grasper, the sleeve and the external tubing are detained in a distal position, further wherein the first proximal phalange, the first ligament, the first distal phalange, the second proximal phalange, the second ligament, and the second distal phalange are all covered by the external tubing in a substantially straight position that is substantially parallel with the structural support tubing, further wherein the first and second half boots each have an internal face that are complementary and interlocking to each other and are joined to form the ground support end for the cane;wherein an unlocked position of the grasper is achieved by sliding the sleeve and the external tubing in the proximal direction, which uncovers the first proximal phalange, the first ligament, the first distal phalange, the second proximal phalange, the second ligament, and the second distal phalange, wherein the internal rod is moved in a distal direction to allow the actuator to open the grasper by rotating the first proximal phalange and the first ligament outwardly away from the cane axis, and rotating the second proximal phalange and the second ligament outwardly away from the cane axis, wherein the first proximal phalange and the first ligament extend outwardly in a direction that is opposite to the outward direction of the second proximal phalange and the second ligament, wherein the distal movement of the internal rod also rotates the trigger away from the handle;wherein when the trigger is pulled towards the handle with force, pulling the internal rod in the proximal direction, which activates the actuator to rotate the first proximal phalange and the first ligament inwardly towards the cane axis, and rotates the second proximal phalange and the second ligament inwardly towards the cane axis, wherein the first proximal phalange and the first ligament rotate inwardly in a direction that is substantially aligned and opposite to the inward direction of the second proximal phalange and the second ligament thereby closing the grasper; andwherein the first distal phalange and the first half boot move inwardly towards the cane axis, and the second distal phalange and the second half boot move inwardly towards the cane axis, in parallel to the cane axis. 12. The walking cane of claim 11, further comprising a skid-resistant spherical surface on the ground contact end of the cane. 13. The walking cane of claim 11, further comprising a plurality of complementary interlocking ridges on the internal faces of the two half boots. 14. The walking cane of claim 11, wherein the trigger comprises a non-slip gripping spherical surface.
