Tools Patents (Class 81)
- Having discrete retainer or receptacle for removed closure (Class 81/3.08)
- Combined or plural (Class 81/3.09)
- Power-, vacuum-, or fluid pressure-operated (Class 81/3.2)
- Wall or surface mounted or supported (Class 81/3.25)
- Movable into or over handle (Class 81/3.35)
- With additional receptacle-engaging means (Class 81/3.36)
- Gripping type (Class 81/3.4)
- Screw type (Class 81/3.45)
- Levering or prying type (Class 81/3.55)
- Impaling or inserting type (Class 81/3.48)
- Including hydraulic features (Class 81/301)
- Antipodal jaw surfaces move apart as handles approach (e.g., outwardly expanding jaws) (Class 81/302)
- With three or more jaws (Class 81/303)
- With means requiring a completion of travel of jaw movement (Class 81/313)
- With means for step-by-step jaw movement (Class 81/314)
- With means to immobilize handles against relative angular movement and means to move jaw(s) thereafter (Class 81/315)
- With means to immobilize jaws (Class 81/318)
- With means (nontoggle) to hold jaws against only retrograde movement (Class 81/329)
- With means to vary range limit(s) of jaw movement (Class 81/341)
- Jaw-actuating means (handle-manipulation conversion) (Class 81/342)
- Adjustable relationship between jaw(s) and/or handle(s) (Class 81/385)
- Crossed handles (Class 81/415)
- Jaw features (Class 81/418)
- Resiliently urged (Class 81/427)
- Handle (Class 81/427.5)
- With elongated hot line stick (Class 81/53.1)
- Stud-removal and implacement (Class 81/53.2)
- Responsive to movement of work (Class 81/429)
- Responsive to torque on work (Class 81/467)
- Machine (Class 81/54)
- Turret head (Class 81/57.5)
- Wheel or endless track operated (Class 81/74)
- Handle clutched to head (Class 81/58)
- Having work engaging and force exerting portion inserted into cavity (e.g., allen wrench, screwdriver) (Class 81/436)
- Flexible (Class 81/64)
- U-crank arm (Class 81/73)
- Double-ended, simultaneous adjustment (Class 81/77)
- Plural pivoted jaws and handle-lever (Class 81/90.1)
- Pivoted inner jaw (Class 81/92)
- Pivoted outer jaw
- Pivoted side jaw (Class 81/111)
- Sliding jaw, handle-lever grip (Class 81/126)
- Sliding jaw, cam-closing (Class 81/128)
- Slidable jaw adjustments (Class 81/129)
- Spanner (Class 81/176.1)
- Rigid jaws (Class 81/119)
- Handle or shank (Class 81/177.1)
- Reversible jaws (Class 81/178)
- Sliding jaw face (Class 81/179)
- Having stationary structure for supporting wrench or screwdriver (Class 81/462)
- Attachment, or including adjunct or replaceable portion (Class 81/180.1)
- Jaw faces (Class 81/186)
