High-pressure fluid-flow system having compact two-bolt and four-bolt flanged and modular connectors

A one-piece, block, fluid-flow connector for connecting flanged, fluid-flow connectors, said block connector having:

• a) a plurality of mounting surfaces, each mounting surface having a width W and a height H;
• b) a fluid-flow channel extending from one mounting surface to each of the other mounting surfaces, said channel having ports on each mounting surface, each of said ports having a nominal diameter at said mounting surfaces;
• c) a plurality of bores on each mounting surface for fastening the flanged connector to said mounting surface,
• wherein the width W1 of a first mounting surface is less than the recommended pad width FF specified in SAE standard J518 corresponding to the nominal port diameter D1 on said first mounting surface;
• and,
• said connector having a working pressure rating on said first mounting surface greater than or equal to the working pressure rating specified in SAE standard J518 corresponding to said nominal diameter D1.

A stackable, one-piece, block, fluid-flow connector for connecting flanged connectors to a port face, said stackable connector having:

• a) a flange mounting surface, a port face mounting surface and a stacking surface opposite said port face mounting surface, each surface having a width W and a height H;
• b) a fluid-flow channel extending from said port face mounting surface to at least one other mounting surface, said channel having ports on said port face mounting surface and said mounting surface, each of said ports having a nominal diameter at said port face mounting surfaces;
• c) a plurality of threaded fastening bores on at least one mounting surface for fastening the flanged connector to said mounting surface,
• d) a plurality of through bores extending from said stacking surface to said port face mounting surface,
• wherein the width W1 of a first flange mounting surface is less than the recommended pad width FF specified in SAE standard J518 corresponding to the nominal port diameter D1 on said first mounting surface;
• and,
• said connector having a working pressure rating on said first flange mounting surface greater than or equal to the working pressure rating specified in SAE standard J518 corresponding to said nominal diameter D1.

A one-piece, 180-degree flow turn around connector, comprising:

• a) a single mounting surface having a width W and a height H;
• b) an input and output fluid-flow port on said mounting surface, and a 180-degree fluid-flow channel connecting said input and output ports, said ports having a nominal diameter D1 at said mounting surface;
• c) a plurality of through bores in said mounting surface,
• wherein the width W of said mounting surface is less than twice the recommended pad width FF specified in SAE standard J518 corresponding to said nominal port diameter D1;
• and,
• said connector having a working pressure rating greater than or equal to the working pressure rating specified in SAE standard J518 corresponding to said nominal diameter D1.

A one-piece, 90-degree divide/combine flow connector, comprising:

• a) a flange mounting surface having a width W, a height H, and a single port having a nominal diameter D1 at said first mounting surface;
• b) a port face mounting surface having a height H and two ports having a nominal diameter D1 at said port face mounting surface, the center of said ports being spaced apart from one another a widthwise distance dd;
• c) a fluid-flow channel connecting said ports,
• d) a plurality of through bores in said port face mounting surface;
• e) a plurality of threaded bores on said flange mounting surface,
• wherein the width W of said flange mounting surface is less than the recommended pad width FF specified in SAE standard J518 corresponding to said nominal port diameter D1;
• and,
• said connector having a working pressure rating greater than or equal to the working pressure rating specified in SAE standard J518 corresponding to said nominal diameter D1.

A one-piece, in-line divide/combine flow connector, comprising:

• a) a flange mounting surface having a width W, a height H, and a single port having a nominal diameter D1 at said first mounting surface;
• b) a port face mounting surface having a height H and two ports having a nominal diameter D1 at said port face mounting surface, the center of said ports being spaced apart from one another a widthwise distance dd;
• c) a fluid-flow channel connecting said ports,
• d) a plurality of through bores on said port face mounting surface;
• e) a plurality of threaded bores on said flange mounting surface,
• wherein the width dd is less than or equal to 1⅓ times EE specified in SAE standard J518 corresponding to said nominal port diameter D1;
• and,
• said connector having a working pressure rating greater than or equal to the working pressure rating specified in SAE standard J518 corresponding to said nominal diameter D1.

A compact, fluid-flow connection system for connecting tube, pipe, hose or the like to a port face, said system comprising a flanged connector and a block connector, said flanged connector having:

• a) a base having a height HF, width WF, a generally-flat port face mounting surface on one end, and a connection piece fixed to and extending from the other end of said base;
• b) a plurality of mounting tabs fixed to and extending outwardly from said base, said tabs having a thickness T and an aperture extending therethrough;
• c) a central, elongate, cylindrical channel extending lengthwise through said connector from a port on said mounting surface to a port on said connection piece, said port having a nominal diameter D1 at said port face mounting surface,
• said base having a maximum width WF which is less than the recommended pad width FF specified in SAE standard J518 corresponding to said nominal port diameter D1;
• and,
• said connector having a working pressure rating greater than or equal to the working pressure rating specified in SAE standard J518,
• said block connector having:
• a) a plurality of mounting surfaces, each mounting surface having a width WB and a height HB;
• b) a fluid-flow channel extending from one mounting surface to each of the other mounting surfaces, said channel having ports on each mounting surface, said ports having a nominal diameter D1 at said mounting surfaces;
• c) a plurality of bores on each mounting surface for fastening the flanged connector to said mounting surface,
• wherein the width WB of at least one mounting surface is less than the recommended pad width FF specified in SAE standard J518 corresponding to said nominal port diameter D1;
• and,
• said connector having a working pressure rating greater than or equal to the working pressure rating specified in SAE standard J518 corresponding to said nominal diameter D1.

A one-piece, flanged, fluid-flow connector for connecting tube, pipe, hose or the like to a port face, said connector having an overall length L1, comprising:

• a) a base having a height H, width W, a generally-flat port face mounting surface on one end, and a connection piece fixed to and extending from the other end of said base;
• b) a plurality of mounting tabs fixed to and extending outwardly from said base, said tabs having a thickness T and an aperture extending therethrough;
• c) a central, elongate, cylindrical channel extending lengthwise through said connector from a port on said mounting surface to a port on said connection piece, said port having a nominal diameter D1 at said port face mounting surface,
• said base having a maximum width W which is less than the recommended pad width FF specified in SAE standard J518 corresponding to said nominal port diameter D1.