Battery powered hydraulic tool
First Claim
Patent Images
1. A battery powered hydraulic tool comprising:
- a frame;
a battery connected to the frame;
a motor connected to the frame and adapted to be powered by the battery; and
a hydraulic pump connected to the motor by a gear reduction transmission, wherein the motor and gear reduction transmission are adapted to output a torque of at least about 160 oz-in with the gear reduction transmission being adapted to provide a gear reduction of about 10;
1 to about 15;
1 and the hydraulic pump being adapted to output at least about 6000 psi of pressure.
2 Assignments
0 Petitions
Accused Products
Abstract
A battery powered hydraulic tool including a frame; a battery connected to the frame; a motor connected to the frame and adapted to be powered by the battery; and a hydraulic pump connected to the motor by a gear reduction transmission. The motor and gear reduction transmission are adapted to output a torque of the least about 160 oz-in with the gear reduction transmission being adapted to provide a gear reduction of between about 8:1 to about 15:1 or less, and the hydraulic pump being adapted to output at least about 6000 psi of pressure or more.
-
Citations
40 Claims
-
1. A battery powered hydraulic tool comprising:
-
a frame;
a battery connected to the frame;
a motor connected to the frame and adapted to be powered by the battery; and
a hydraulic pump connected to the motor by a gear reduction transmission, wherein the motor and gear reduction transmission are adapted to output a torque of at least about 160 oz-in with the gear reduction transmission being adapted to provide a gear reduction of about 10;
1 to about 15;
1 and the hydraulic pump being adapted to output at least about 6000 psi of pressure. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
-
-
11. A battery powered hydraulic tool comprising:
-
a frame having a hydraulic fluid conduit;
a battery connected to the frame;
a motor connected to the frame and adapted to be powered by the battery; and
a hydraulic pump connected to the motor by a gear reduction transmission and connected to the hydraulic fluid conduit, wherein the hydraulic pump comprises a pump piston with a diameter of less than about 0.4 in., wherein the hydraulic pump can generate at least about 6000 psi pressure in the hydraulic fluid conduit, and wherein the motor and gear reduction transmission are adapted to generate at least about 160 oz-in of torque. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19)
-
-
20. A battery powered hydraulic electrical connector compression tool comprising:
-
a frame;
a ram movably connected to the frame;
a battery connected to the frame, the battery having a voltage of at least 16 volts;
a motor connected to the frame and adapted to be powered by the battery; and
a hydraulic drive system coupled to the motor by a gear reduction transmission, the hydraulic drive system being adapted to move the ram on the frame, wherein the motor and gear reduction transmission are adapted to drive the hydraulic drive system to move the ram more than 1.3 in. on the frame in less than 25 seconds while at a pressure in the hydraulics drive system of at least about 6000 psi. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28)
-
-
29. A battery powered hydraulic tool comprising:
-
a frame;
a battery connected to the frame, the battery having a voltage of at least 16 volts;
a motor connected to the frame and adapted to be powered by the battery;
a hydraulic pump connected to the motor by a transmission; and
a system for protecting the motor from a current draw of more than a predetermined amperage. - View Dependent Claims (30, 31, 32)
-
-
33. A battery powered hydraulic tool comprising:
-
a frame forming a hydraulic fluid conduit system;
a battery connected to the frame;
a drive system connected to the frame, the drive system comprising a motor and a hydraulic pump connected to the hydraulic fluid conduit system;
a hydraulic poppet valve connected to the hydraulic fluid conduit system; and
a controller adapted to sense a current drop of electricity to the motor when the poppet valve opens and adapted to deactuate the motor for a predetermined period of time. - View Dependent Claims (34)
-
-
35. A method of operating a hand held battery powered hydraulic tool having a movable ram for crimping an electrical connector comprising steps of:
-
rotating a drive shaft of a motor at a speed of at least 15,000 rpm for at least a portion of travel of the ram, the motor being powered by a battery having a voltage of at least 16 volts;
driving a hydraulic pump of the tool by the motor to advance a ram of the tool at a speed of at least 0.005 ft/sec.; and
producing a hydraulic pressure in the tool from the hydraulic pump of at least 6000 psi. - View Dependent Claims (36, 37, 38, 39, 40)
-
Specification