Multifunctional crossbow

• US 9,255,756 B1
• Filed: 08/28/2014
• Issued: 02/09/2016
• Est. Priority Date: 08/28/2014
• Status: Active Grant

• Current Assignee: Chow, Jesse, Wu Yue
• Original Assignee: Chow, Jesse, Wu Yue
• Inventors: Wu, Yue, Chow, Jesse
• Primary Examiner(s): Kim, Gene
• Assistant Examiner(s): Vanderveen, Jeffrey
• Application Number:
  US14/471,803
• Publication Number:
  US 20160061553A1
• Time in Patent Office: 530 Days
• Field of Search: 124/25
• US Class Current: 1/1
• CPC Class Codes: F41B 5/123 Compound crossbows

Abstract

The present invention is directed to a crossbow operable for shooting missiles. The crossbow comprises: (a) a left-side bowhead and a right-side bowhead; (b) a left-side bow limb and a right-side bow limb; (c) a cam wheel affixed to the anterior end and the posterior end of each of the left-side and right-side bowheads and the left-side and right-side bow limbs; (d) a left-side bowhead string and a right-side bowhead string; (e) a connecting string; (f) a retention base affixed to the connecting string; and (h) a tiller capable of cocking and firing the crossbow.

Claims

1. A crossbow operable for shooting missiles, said crossbow comprising:

(I) a bow comprising;

(a) a left-side bowhead and a right-side bowhead;

(b) a left-side bow limb and a right-side bow limb;

(c) 8 cam wheels, which are respectively affixed to an anterior end and an posterior end of each of said left-side and right-side bowheads and said left-side and right-side bow limbs, wherein each of said cam wheels comprises a top groove and a bottom groove, wherein each of said grooves is adapted to receive a bowhead string;

(d) firing means operable for propelling said missile, said firing means comprising

(i) top and bottom connecting strings, wherein said top connecting string connects a top left-side bowhead string to a top right-side bowhead string and said bottom connecting string connects a bottom left-side bowhead string to a bottom right-side bowhead string;

(ii) a retention base affixed to said top and bottom connecting strings;

(iii) a trigger engagement means affixed to said top and bottom connecting strings;

(iv) said top right-side bowhead string and bottom right-side bowhead string, wherein the top right-side bowhead string is engaged with a right trajectory adjustment means affixed to the right-side bowhead, the top wheel groove of the anterior cam wheel affixed to the right-side bow limb, the top wheel groove of the anterior cam wheel affixed to the right-side bowhead, the top wheel groove of the posterior cam wheel affixed to the right-side bowhead, the top wheel groove of the posterior cam wheel affixed to the right-side bow limb, and connected to the top connecting string, and wherein the bottom right-side bowhead string engages a right trajectory adjustment means affixed to the right-side bowhead, the bottom wheel groove of the anterior cam wheel affixed to the right-side bow limb, the bottom wheel groove of the anterior cam wheel affixed to the right-side bowhead, the bottom wheel groove of the posterior cam wheel affixed to the right-side bowhead, the bottom wheel groove of the posterior cam wheel affixed to the right-side bow limb, and connected to the bottom connecting string; and

(v) said top left-side bowhead string and bottom left-side bowhead string, wherein the top left-side bowhead string is engaged with a left trajectory adjustment means affixed to the left-side bowhead, the top wheel groove of the anterior cam wheel affixed to the left-side bow limb, the top wheel groove of the anterior cam wheel affixed to the left-side bowhead, the top wheel groove of the posterior cam wheel affixed to the left-side bowhead, the top wheel groove of the posterior cam wheel affixed to the left-side bow limb, and connected to the top connecting string, and wherein the bottom left-side bowhead string engages a left trajectory adjustment means affixed to the left-side bowhead, the bottom wheel groove of the anterior cam wheel affixed to the left-side bow limb, the bottom wheel groove of the anterior cam wheel affixed to the left-side bowhead, the bottom wheel groove of the posterior cam wheel affixed to the left-side bowhead, the bottom wheel groove of the posterior cam wheel affixed to the left-side bow limb, and connected to the bottom connecting string; and

(II) a tiller, comprising a tiller triggering means engageable with said trigger engagement means of said firing means for cocking and firing said crossbow.

2. The crossbow according to claim 1, wherein said firing means further comprises a releasing string engaged with said connecting string.

3. The crossbow according to claim 1, further comprising a removable arrow platform located between said left-side bowhead and said right-side bowhead.

4. The crossbow according to claim 1, further comprising a retention base affixed to said connecting string, said retention base adapted to receive a missile.

5. The crossbow according to claim 4, wherein said missile is an arrow or a marble-sized ball.

6. The crossbow according to claim 4, wherein said retention bases comprises a magnetic surface.

7. The crossbow according to claim 1, further comprising a second connecting string, wherein said second connecting string connects at least one of said left-side bowhead strings to at least one of said right-side bowhead strings.

8. The crossbow according to claim 7, wherein said firing means further comprises a releasing string engaged with each of said connecting strings.

9. The crossbow according to claim 8, wherein said firing means further comprises a second releasing string engaged with each of said connecting strings.