Drop In Trigger Assembly

• US 20160363401A1
• Filed: 09/21/2014
• Published: 12/15/2016
• Est. Priority Date: 09/22/2013
• Status: Active Grant

• Current Assignee: Art Ideas, LLC
• Original Assignee: Arthur J. Elftmann
• Inventors: Elftmann, Arthur J.
• Granted Patent: US 9,863,730 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: F41A 19/10 Triggers; Trigger mountings
• CPC Class Codes: F41A 19/14 Hammers, i.e. pivotably-mounted striker elements; Hammer mountings
• CPC Class Codes: F41A 19/15 Modular firing mechanism units
• CPC Class Codes: F41A 19/16 Adjustable firing mechanisms; Trigger mechanisms with adjustable trigger pull F41A19/17 takes precedence

Abstract

A modular trigger and hammer assembly having a hammer, a trigger, a disconnector and a hammer spring for use in a weapon including at least a lob including a firing notch, a safety notch; and a curved landing flat. Also including a trigger needle bearing and a hammer needle bearing.

Claims

1. ) A trigger and hammer assembly having a hammer, a trigger, a disconnector and a hammer spring for use in a weapon comprising the hammer spring comprising a wound double torsion spring wound in layers.

2. ) The invention in accordance with claim 1 wherein the hammer spring comprises five coils on each of two sides of the spring.

3. ) The invention in accordance with claim 2 wherein the hammer spring comprises has an overall width less than the conventional “

double”

configuration spring which having three coils on each side of the spring.

4. ) The invention in accordance with claim 1 wherein the hammer further comprises:

a lob including a firing notch;

a safety notch; and

a curved landing flat.

5. ) The invention in accordance with claim 4 further comprising a sear wherein the firing notch will interface with the sear of the trigger element.

6. ) The invention in accordance with claim 5 further comprising a safety notch that will interface with the sear of the trigger element.

7. ) The invention in accordance with claim 6 further comprising a curved landing flat whereby smooth travel of the sear along the hammer lob allows rapid reset of the trigger.

8. ) The invention in accordance with claim 1 comprising a central bore of the trigger housing a trigger needle bearing.

9. ) The invention in accordance with claim 8 comprising a central bore of the hammer housing a hammer needle bearing.