Bicycle security rack

Claim 2

A bicycle security rack comprising: front wheel securing means including a horizontal U-shaped portion and a generally vertical U-shaped portion in combination for limiting movement of the front wheel of an upright two-wheel bicycle forwardly and transversely when said wheel is inserted therein; rear wheel securing means extending aftwardly from and fixed to the front wheel securing means; arm means extensible transversely from the rear wheel securing means, said arm means adapted to be extended to a position slightly above and at least partially spanning the chain stays of a two-wheel bicycle when the front wheel of said bicycle is inserted in the front wheel securing means so that said arm means extends through the spokes of the rear wheel of said bicycle, said arm means including depending portions adapted to coact with said chain stays; and means for locking the arm means in its extended position to prevent removal of each of the wheels and frame of said bicycle, either individually or assembled, when said bicycle is inserted in said rack.

Claim 3

A bicycle security rack in accordance with claim 1 wherein said arm means includes a vertically disposed housing spaced from said channel means sufficiently to allow unobstructed movement of a bicycle including its pedals and pedal cranks forwardly past said housing for insertion of the front wheel of said bicycle into the front wheel securing means, and a crank-shaped member including a enlongate central portion slidably mounted through said housing for movement into and out of coaction with the rear wheel and chain stays of said bicycle, said arm means having first and second depending ears mounted at each end of said central portion, said first ear adapted for disposition adjacent said chain stays when said arm means is in position for coaction therewith, said second ear adapted for locking said arm means relative to said housing.

Claim 4

A bicycle security rack in accordance with claim 1 wherein said front wheel securing means includes a narrow continuous rigid loop, said loop having a rearwardly closed substantially horizontal portion and an upwardly closed vertical portion continuous to the horizontal portion, and means for mounting said horizontal portion to the ground and supporting said horizontal portion in such relationship with said ground, the distance from the vertical and horizontal portions of the front wheel securing means to the front fork crown of the bicycle being less than the outer diameter of the front wheel of said bicycle to substantially prevent removal of said front wheel from the security rack.

Claim 5

A bicycle rack in accordance with claim 2 wherein the rear wheel securing means comprises a generally horizontal upwardly opening channel extending aftwardly from the horizontal portion of the front wheel securing means, said channel limiting movement of said rear wheel of said bicycle transversely of the longitudinal axis of the channel means when said wheel is inserted therein..

Claim 6

A bicycle security rack in accordance with claim 3 wherein said rear wheel securing means includes an elongate member extending aftwardly from the horizontal portion of the front wheel securing means, a finger extending transversely from the aftwardly extending member and adapted to overlie the chain stays of the two-wheel bicycle, and a platform rod fixed to the aftwardly extending member, said platform rod being below and parallel with the transverse finger and adapted to pass beneath the chain stays of the two-wheel bicycle.

Claim 7

A bicycle security rack in accordance with claim 3 wherein said arm means includes a horizontal elongate central portion rotatable about its axis and about a vertical axis respectively, said central portion being rotatable about the vertical axis so tHat said central portion extends through the spokes of the rear wheel of said bicycle, the depending portions of said arm means comprising a pair of side-by-side throw bolt pins spaced axially along the central portion and extending substantially upwardly therefrom, said throw bolt pins being mutually complementary outwardly inclined to form an outwardly extending V-configuration, said throw bolt pins being adapted to extend downwardly and between the chain stays of said bicycle upon rotation of said central portion about its axis to secure said bicycle to the security rack.

Claim 8

A bicycle security rack in accordance with claim 6 wherein said locking means includes means for preventing rotation of the central portion of the arm means.

Claim 9

A bicycle security rack in accordance with claim 7 wherein said locking means includes a lock, and shield means for preventing tampering with said lock.

Claim 10

A bicycle security rack comprising: an upwardly opening U-shaped member fixed to the ground; a narrow continuous loop having a rearwardly closed substantially horizontal portion fixed to the top of the U-shaped member and an upwardly closed vertical portion continuous to the horizontal portion, the interior height of said vertical portion being slightly less than the exterior diameter of the front wheel of a standard bicycle; an elongate member extending aftwardly from and rigidly fixed to said loop; a transverse finger extending transversely from the aftwardly extending member and adapted to overlie the chain stays of a two-wheel bicycle; a platform rod fixed to the aftwardly extending member, said platform rod being below and parallel with the transverse finger and adapted to pass beneath the chain stays of a two-wheel bicycle; a vertical post fixed to to aftwardly extending member, said post having an axially rotatable upper portion and a radial passage through said portion; an axially rotatable arm adapted to pass through the radial passage in the rotatable upper portion of said post, said rotatable arm adapted to at least partially span said chain stays upon rotation of the upper portion of said rotatable post; side-by-side throw bolt pins spaced axially along said rotatable arm, said throw bolt pins adapted to depend from said rotatable arm and project through said chain stays upon rotation of said rotatable arm; and means for locking the position of the rotatable arm when the throw bolt pins project between the chain stays of the bicycle to prevent removal of each of the wheels and the frame of the bicycle, either individually or assembled, when said bicycle is inserted in the rack.

Claim 11

A bicycle security rack comprising: an upwardly opening U-shaped member fixed to the ground; a narrow continuous loop having a rearwardly closed substantially horizontal portion fixed to the top of the U-shaped member and an upwardly closed vertical portion continuous to the horizontal portion, the interior height of said vertical portion being slightly less than the exterior diameter of the front wheel of a standard bicycle; an elongate member extending aftwardly from and rigidly fixed to said loop; a transverse finger extending transversely from the aftwardly extending member and adapted to overlie the chain stays of a two-wheel bicycle; a platform rod fixed to the aftwardly extending member, said platform rod being below and parallel with the transverse finger and adapted to pass beneath the chain stays of a two-wheel bicycle; a vertical post fixed to to aftwardly extending member, said post having an axially rotatable upper portion and a radial passage through said portion; an axially rotatable arm adapted to pass through the radial passage in the rotatable upper portion of said post, said rotatable arm adapted to at least partially span said chain stays upon rotation of the upper portion of said rotatable post; side-by-side throw bolt pins spaced axially along said rotatable arm, said throw bolt pins adapted to depend from said rotatable arm and project through said chain stays upon rotation of said rotatable arm; and means for locking the position of the rotatable arm when the throw bolt pins project between the chain stays of the bicycle to prevent removal of each of the wheels and the frame of the bicycle, either individually or assembled, when said bicycle is inserted in the rack.

Claim 12

A bicycle security rack in accordance with claim 9 wherein said rotatable arm includes a downwardly curved handle portion adjacent the post opposite from the portion adapted to span the chain stays; and wherein the locking means includes a rigid hood member attached to the arm adjacent the handle portion, a first apertured plate fixed to the interior of the hood adjacent the lower end thereof, a second apertured plate fixed to the non-rotatable lower portion of the post, the apertures in said first and second plates adapted to register when the rotatable arm is rotated to a position wherein said throw bolt pins depend downwardly from said arm through the chain stays, so that a standard padlock can be inserted through the registering apertures and locked to prevent rotation of the rotatable arm about its own axis or about the axis of the post, said hood substantially preventing tampering with said padlock, the downwardly curved handle portion of said arm preventing upward rotation of said padlock for pouring of acid therein.