A spike puller for pulling a railroad spike of a track includes a housing, a linear displacement unit mounted at the housing, and a claw unit for gripping the railroad spike. The claw unit is displaceable in a linear manner relative to the housing in a displacement direction by using the linear displacement unit. The linear displacement unit includes a hollow tube which is guided in the housing. A method for pulling a railroad spike of a track is also provided.

A hinge pin remover for removing a hinge pin from a door hinge assembly. A geared wheel is rotatably connected to a hinge pin remover body. The geared wheel includes a plurality of geared wheel teeth. A handle is rigidly connected to the geared wheel. A geared shaft extends through the remover body. The geared shaft includes a plurality of geared shaft teeth. The geared shaft teeth are engaged with the geared wheel teeth. A lower push rod is connected to the geared shaft and is for pushing the hinge pin as the geared wheel is rotated. A forked clip is slidingly connected to the geared shaft and is for pulling the hinge pin as the geared wheel is rotated.

The present invention provides a common fender mounting jig apparatus for use with multifarious vehicles including a plurality of common clamping units for clamping fender panels of multifarious vehicles by using, selectively, a plurality of fixing blocks processed in compliance with the shape of a fender panel associated with each vehicle model. Additionally, the common fender mounting jig may also include a clamp movement unit for moving the common clamping unit upwardly and downwardly, forwardly and backwardly; a fender mounting jig mounted on its upper face with the common clamping unit and loading the fender panel clamped by the common clamping unit on a body-in-white; and a jig movement unit for moving and rotating the fender mounting jig. By using only one common clamping unit, the present invention is able to comply with various shapes of fender panels of multifarious vehicles.

A pin assist device that eliminates the need to use a separate tool to insert and/or extract a cotter, or other fastening, pin. The pin assist device allows the user to easily insert or extract a pin in locations that are difficult to reach, in all types of weather and virtually all conditions. Related pin assist devices, hitch pins, and hitch pin assemblies are also disclosed.

A pin assist device that eliminates the need to use a separate tool to insert and/or extract a cotter, or other fastening, pin. The pin assist device allows the user to easily insert or extract a pin in locations that are difficult to reach, in all types of weather and virtually all conditions. Related pin assist devices, hitch pins, and hitch pin assemblies are also disclosed.

A pin assist device that eliminates the need to use a separate tool to insert and/or extract a cotter, or other fastening, pin. The pin assist device allows the user to easily insert or extract a pin in locations that are difficult to reach, in all types of weather and virtually all conditions. Related pin assist devices, hitch pins, and hitch pin assemblies are also disclosed.

A spike puller for pulling a railroad spike of a track includes a housing, a linear displacement unit mounted at the housing, and a claw unit for gripping the railroad spike. The claw unit is displaceable in a linear manner relative to the housing in a displacement direction by using the linear displacement unit. The linear displacement unit includes a hollow tube which is guided in the housing. An electric drive unit electrically operates the linear displacement unit. A method for pulling a railroad spike of a track is also provided.

A pin assist device that eliminates the need to use a separate tool to insert and/or extract a cotter, or other fastening, pin. The pin assist device allows the user to easily insert or extract a pin in locations that are difficult to reach, in all types of weather and virtually all conditions. Related pin assist devices, hitch pins, and hitch pin assemblies are also disclosed.

A pin assist device that eliminates the need to use a separate tool to insert and/or extract a cotter, or other fastening, pin. The pin assist device allows the user to easily insert or extract a pin in locations that are difficult to reach, in all types of weather and virtually all conditions. Related pin assist devices, hitch pins, and hitch pin assemblies are also disclosed.

A pin assist device that eliminates the need to use a separate tool to insert and/or extract a cotter, or other fastening, pin. The pin assist device allows the user to easily insert or extract a pin in locations that are difficult to reach, in all types of weather and virtually all conditions. The pin assists device may be removably attachable to the pin. Related pin assist devices, hitch pins, and hitch pin assemblies are also disclosed.