Different style of pump handle?

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  • OPBN
    OldPBNoob

    • Sep 2008
    • 5240

    #1

    Different style of pump handle?

    I was thinking of the possibility of trying to get someone to mill a different style of pump handle. Instead of one in front of the pump plate, pushing back on the pump arm, what about having one where the pump handle mounts around the plate and uses the rail as a guide and pulls back on the plate? Probably look at getting it done in Delrin.

    My paint skills blow, but I can try to draw something if needed.

    Thoughts?
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  • dboggs79
    Registered User
    • Jun 2010
    • 467

    #2
    I think i know where you are going. I thought about it myself. I never really came up with anything I liked. On top of that it shortens the reach significantly and causes a lot of clearence issues. You could build something similar to the slide kits made for the phantom.

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    • b-cuzz
      Registered User

      • Apr 2007
      • 160

      #3
      A pump handle like what's on the Nellies just popped into my head. You could take advantage of a stock rail's dovetail mounts on the sides, providing more stability and less binding. You'd have to move the pump rod attachment point farther to the nose of the handle, but that's just drilling a hole. I think it'd shorten the overall length by a fair bit. The trouble is, that while you'd be able to do away with the entire pump post, you'd be losing the return spring, and have to pump it all the way, both ways.

      Edit: Alternatively, if it's moved that far back, you could possibly use the front of the rail as a spring base to push against.

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      • OPBN
        OldPBNoob

        • Sep 2008
        • 5240

        #4
        I'll try to draw what I'm thinking about in a bit. Think about the Rainman kit, but with the pump handle removed. Just the plate. Now put a handle on it that fits on the outside of that plate.
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        • Cyco-Dude

          #5
          so...no horizontal pump handle, but a vertical one instead? i think i need a visual reference, haha!

          i would like to see something outside of the box too. i'm thinking duckslide or something like that would look cool. it would certainly be unique for a pump-mag, at least.

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          • OPBN
            OldPBNoob

            • Sep 2008
            • 5240

            #6
            Still would be horizontal. Duckslide would be close probably.
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            • zulubravo44
              Worst airsmith ever
              • Aug 2007
              • 460

              #7

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              • OPBN
                OldPBNoob

                • Sep 2008
                • 5240

                #8
                I was thinking more of the concept of the pump handle being on the outside of the marker and using the body as a "guide". Kind of like a half pipe.
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                • knownothingmags
                  RKM 3D Designs

                  • Apr 2010
                  • 4810

                  #9
                  Originally posted by OPBN
                  I was thinking more of the concept of the pump handle being on the outside of the marker and using the body as a "guide". Kind of like a half pipe.
                  shoot me a pm of a sketch I may be able to design one for you.
                  logoRKM 3D Designs

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                  • Spider-TW
                    U R techno-literate!

                    • Oct 2006
                    • 3554

                    #10
                    Originally posted by b-cuzz
                    A pump handle like what's on the Nellies just popped into my head. You could take advantage of a stock rail's dovetail mounts on the sides, providing more stability and less binding. You'd have to move the pump rod attachment point farther to the nose of the handle, but that's just drilling a hole. I think it'd shorten the overall length by a fair bit. The trouble is, that while you'd be able to do away with the entire pump post, you'd be losing the return spring, and have to pump it all the way, both ways.

                    Edit: Alternatively, if it's moved that far back, you could possibly use the front of the rail as a spring base to push against.

                    A nelly brown pump with a back bottle adapter would work pretty well I think. It would probably want to roll upward when pumping, which you may or may not like.

                    An AGD adapter with a drop out changer would look a lot like this I think, just a little lower in the back. Hmm, I do have a new stick feed I stuck together recently.
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                    • b-cuzz
                      Registered User

                      • Apr 2007
                      • 160

                      #11
                      Originally posted by Spider-TW
                      A nelly brown pump with a back bottle adapter would work pretty well I think. It would probably want to roll upward when pumping, which you may or may not like.

                      An AGD adapter with a drop out changer would look a lot like this I think, just a little lower in the back. Hmm, I do have a new stick feed I stuck together recently.
                      That's pretty much what I had pictured in my head! I think it'd be pretty slick without any visible linkages, squared off, and with a .45 frame.

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                      • knownothingmags
                        RKM 3D Designs

                        • Apr 2010
                        • 4810

                        #12
                        Originally posted by Spider-TW
                        A nelly brown pump with a back bottle adapter would work pretty well I think. It would probably want to roll upward when pumping, which you may or may not like.

                        An AGD adapter with a drop out changer would look a lot like this I think, just a little lower in the back. Hmm, I do have a new stick feed I stuck together recently.
                        could print or have something like this made with a printed force bearing, to prevent the rolling up as you are referring too.
                        logoRKM 3D Designs

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                        • Spider-TW
                          U R techno-literate!

                          • Oct 2006
                          • 3554

                          #13
                          I've been pondering on the type of mouning for the pump rod. For a printed handle, a bushing insert would be easy, but it would be nice to have something that has a little play or adjustment available. I wonder if a little, stiff spring at the pump rod base would add some cushion and comfort to the end of stroke. It might make a brass rod last longer.

                          Nellie-mag? Nelly-mag?

                          Needs a forward stroke limit. *** We could use the VASA bolt hole for a bushing/bearing and limit.
                          Last edited by Spider-TW; 01-30-2015, 09:04 AM.

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                          • Spider-TW
                            U R techno-literate!

                            • Oct 2006
                            • 3554

                            #14
                            Originally posted by knownothingmags
                            could print or have something like this made with a printed force bearing, to prevent the rolling up as you are referring too.
                            I doubt it would be much with a pump mag anyway, but some little V rollers to fit in the rail grooves would probably be nice.

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                            • b-cuzz
                              Registered User

                              • Apr 2007
                              • 160

                              #15
                              The front end of the rail and pump handle could be drilled and threaded for... well... basically what the post on the factory kits does now, but something a little more creative for a stopper would be nice.
                              I'm not sure it'd be better, but a set screw into the side of the rail fit into a corresponding slot on the pump handle would do the job, and you'd only need a small hole through the leg(s) of the handle to get to it. The rest of the slot would be nicely hidden under the handle.

                              Unfortunately, both of these involve drilling and tapping the rail.

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