Mechanical guns and projectors – Spring – Bow
Patent
1998-12-22
2000-03-14
Ricci, John A.
Mechanical guns and projectors
Spring
Bow
124900, F41B 510
Patent
active
060358416
ABSTRACT:
In one aspect, the invention includes an archery bow construction comprising: a) a rotating member rotatably joined to a first limb; and b) a weight removably attached to the rotating member, the weight comprising at least two discrete components, the discrete components being fastened together by a pin extending into the discrete components. In another aspect, the invention includes an archery bow construction comprising: a) a cam rotatably joined to a first limb and comprising a screw thread; and b) a weight removably attached to the cam, the weight comprising a screw thread complementary to that of the cam and comprising a mass of at least 100 grains. In yet another aspect, the invention includes an archery bow construction comprising: a) a cam having a first orifice, a ridge within the first orifice, and a second orifice proximate the first orifice; b) a weight removably attached to the cam and being within the first orifice and on the ridge; and c) a first pin within the second orifice of the cam and comprising a portion which overlaps the weight and retains the weight within the first orifice. In yet another aspect, the invention includes an archery bow construction comprising a cam rotatably joined to a first limb, the cam comprising: a) an orifice extending therein; b) at least one rod extending across the orifice; and c) a weight engaged on the rod.
REFERENCES:
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patent: 4438753 (1984-03-01), Simonds
patent: 4478203 (1984-10-01), Hayes
patent: 4512326 (1985-04-01), Jarrett
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patent: 5174268 (1992-12-01), Martin et al.
patent: 5809982 (1998-09-01), McPherson
Instruction Manual, "Martin Cheetah DynaBo"; Martin Archery Inc., prior to 1980, Color Press, College Place, Washington.
Kam-Act "MK-2" Instruction Manual Excerpt, earl 1970's.
Kam-Act Instruction Excerpt for Martin Archery Inc., "New for '74", mid-1970's.
Advertising from Mathews Solocam, Z-Max, Feb. 1998.
Martin Terry G.
Newbold George T.
Martin Archery Inc.
Ricci John A.
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