A tool coupler assembly, comprising: - a power linkage assembly, the power linkage assembly including a first power link, wherein the first power link includes: a first end configured for pivotal connection to a tool, the first end of the first power link comprising a clevis-type collar including a notch opening configured to engage with a second pin connected to a tool at a position spaced from a tool pivot axis of the tool; a second, opposite end configured for pivotal connection to one end of a tool control actuator, the tool control actuator being connected at an opposite end to a first end of a tool support member of a machine, wherein operation of the tool control actuator pivots the tool about the tool pivot axis coaxial with a tool engagement interface at a second end of the tool support member, wherein the tool engagement interface at the second end of the tool support member comprises a clevis-type collar including a notch opening configured to engage with a first pin connected to the tool coaxially with the tool pivot axis; and - a power linkage actuator pivotally connected at a first end for coaxial rotation with the tool engagement interface at the second end of the tool support member, and at a second end for coaxial rotation with the first end of the first power link, each of the first end and the second end of the power linkage actuator including a collar with a notch opening configured to engage with one of the first pin and the second pin connected to the tool, wherein at least one of the collars at the first and second ends of the power linkage actuator includes one of an arcuate tongue and an arcuate groove configured for slidable engagement with one of a mating arcuate groove and an arcuate tongue, respectively, formed on one of the tool support member clevis-type collar and the first power link clevis-type collar. - a power linkage assembly, the power linkage assembly including a first power link, wherein the first power link includes: a first end configured for pivotal connection to a tool, the first end of the first power link comprising a clevis-type collar including a notch opening configured to engage with a second pin connected to a tool at a position spaced from a tool pivot axis of the tool; a second, opposite end configured for pivotal connection to one end of a tool control actuator, the tool control actuator being connected at an opposite end to a first end of a tool support member of a machine, wherein operation of the tool control actuator pivots the tool about the tool pivot axis coaxial with a tool engagement interface at a second end of the tool support member, wherein the tool engagement interface at the second end of the tool support member comprises a clevis-type collar including a notch opening configured to engage with a first pin connected to the tool coaxially with the tool pivot axis; and a first end configured for pivotal connection to a tool, the first end of the first power link comprising a clevis-type collar including a notch opening configured to engage with a second pin connected to a tool at a position spaced from a tool pivot axis of the tool; a second, opposite end configured for pivotal connection to one end of a tool control actuator, the tool control actuator being connected at an opposite end to a first end of a tool support member of a machine, wherein operation of the tool control actuator pivots the tool about the tool pivot axis coaxial with a tool engagement interface at a second end of the tool support member, wherein the tool engagement interface at the second end of the tool support member comprises a clevis-type collar including a notch opening configured to engage with a first pin connected to the tool coaxially with the tool pivot axis; and - a power linkage actuator pivotally connected at a first end for coaxial rotation with the tool engagement interface at the second end of the tool support member, and at a second end for coaxial rotation with the first end of the first power link, each of the first end and the second end of the power linkage actuator including a collar with a notch opening configured to engage with one of the first pin and the second pin connected to the tool, wherein at least one of the collars at the first and second ends of the power linkage actuator includes one of an arcuate tongue and an arcuate groove configured for slidable engagement with one of a mating arcuate groove and an arcuate tongue, respectively, formed on one of the tool support member clevis-type collar and the first power link clevis-type collar.