Pin retainer
AssigneeCNC Industries Ltd.
InventorsMuhammad SHEHARYAR, Michael Parker, Kristofer HENKE, Paramdeep GILL
Life of this patent
Estimating the term…
Abstract
A retainer for a padlock pin. The padlock pin is adapted to connect a padlock to a lug of a bucket of a rope shovel. The retainer comprises a pin attachment portion rotationally fixed to the padlock pin, and an arm, the arm comprising a bucket-facing surface. The bucket-facing surface sized to prevent rotation of the padlock pin.
Claims16
A retainer for a padlock pin, the padlock pin being adapted to connect a padlock to a lug of a bucket of a rope shovel, the retainer comprising:
- a pin attachment portion fixed rotationally to the padlock pin, the pin attachment portion comprising an aperture for receiving the padlock pin;
- and
- an arm, the arm comprising a bucket-facing surface, wherein the bucket-facing surface has a length along a plane that is perpendicular to a center-axis of the padlock pin, and wherein the length is larger than a maximum distance across the aperture.
A retainer for a padlock pin, the padlock pin being adapted to connect a padlock to a lug of a bucket of a rope shovel, the retainer comprising:
- a pin attachment portion adapted to be rotationally fixed to the padlock pin;
- and
- an arm, the arm comprising a bucket-facing surface, wherein the bucket-facing surface has a length along a plane that is perpendicular to a center-axis of the padlock pin, and wherein the length is at least 50% of a minimum distance from the bucket-facing surface to the center-axis of the padlock pin.
A retainer for a padlock pin, the padlock pin being adapted to connect a padlock to a lug of a bucket of a rope shovel, the retainer comprising:
- a pin attachment portion adapted to be rotationally fixed to the padlock pin;
- and
- an arm, the arm having a length and a second length along a plane that is perpendicular to a center-axis of the padlock pin, and wherein the length is larger than the second length.
A retainer for a padlock pin, the padlock pin being adapted to connect a padlock to a lug of a bucket of a rope shovel, the retainer comprising:
- a pin attachment portion adapted to be rotationally fixed to the padlock pin;
- and
- an arm, the arm comprising a bucket-facing surface, wherein the bucket-facing surface has an area sized to prevent yielding of 30%-100% of the area when the padlock pin is subject to a rotational load.
Dependencies are inferred from the claim text.