| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 030381000 |
Chain
| 122 |
| 030371000 |
With work-engaging member
| 108 |
| 030392000 |
With means to reciprocate saw
| 89 |
| 030388000 |
Rotary
| 44 |
| 030514000 |
With accessory and handle
| 31 |
| 030380000 |
Band
| 18 |
| 030507000 |
Mounted in U-frame
| 17 |
| 030369000 |
Including contiguous oppositely moving blade portions | 5 |
| 20140047720 | DUAL RECIPROCATING SAW - A reciprocating saw for cutting material. The reciprocating saw includes a drive system and a gear arrangement that is designed to cause first and second reciprocating saw blades to partially or fully reciprocate in opposite directions. The gear arrangement is connected or interconnected to first and second blade carrying arms. The first reciprocating saw blade is connected to the first blade carrying arm and the second reciprocating saw blade is connected to the second blade carrying arm. The gear arrangement causes the first and second blade carrying arms to move when the drive system is activated to thereby cause the first and second reciprocating saw blades to partially or fully reciprocate in opposite directions relative to one another. The gear arrangement is designed to enable a stroke length of the first and second reciprocating saw blades to be changed. | 02-20-2014 |
| 20140068952 | DUAL OSCILLATING MULTI-TOOL SAW - An oscillating multi-tool for cutting, scraping, sanding, or grinding of material. The oscillating multi-tool includes a body, a drive system and a gear arrangement. The drive system and the gear arrangement are designed to cause first and second tool attachments to partially or fully oscillate in opposite directions. The gear arrangement is connected or interconnected to first and second tool connectors. The first tool attachment is connected to the first tool connector and the second tool attachment is connected to the second tool connector. The gear arrangement causes the first and second tool connectors to move when the drive system is activated to thereby cause the first and second tool attachments to partially or fully oscillate in opposite directions relative to one another. | 03-13-2014 |
| 20140190023 | Dual Reciprocating Apparatus and Saw Blades for Use Therewith - A reciprocating saw and one or more blades for cutting material. The reciprocating saw includes a drive system and a gear arrangement that is designed to cause first and second reciprocating saw blades to partially or fully reciprocate in opposite directions. The two reciprocating saw blades can include a tooth configuration that facilitates in maintaining the blades together during the cutting of material. | 07-10-2014 |
| 20150336189 | RECIPROCATING SAW BLADE ASSEMBLY - A saw blade assembly for a power saw includes a housing blade assembly having a plurality of saw teeth depending therefrom and a blade disposed within the housing blade assembly, the blade and the housing blade assembly being drivable in opposite directions by a reciprocating driver mechanism. | 11-26-2015 |
| 20160129509 | Transmission Mechanism for Double-Blade Electric Saw - The present invention relates to a transmission mechanism for an electric two-blade saw, comprising a transmission gear set installed in a housing and driven to rotate by a motor, a first saw blade and a second saw blade; the first and second saw blades are respectively installed on a first base with a first rack and a second base with a second rack; the first and second racks are engaged with each other through a middle gear; the output end of the transmission gear set is in drive connection with the second base; the middle gear is provided with a gear shaft at the middle portion; and the two ends of the gear shaft are in rotatory connection with the housing. | 05-12-2016 |
| 030370000 |
With work-underlying guard means | 4 |
| 20100132202 | Method and apparatus to remove cast from an individual - A method for installing a fiberglass cast on and removing the cast from an individual includes a guide track and cutting tool designed to control carefully the vertical displacement and lateral displacement of the tool when the tool is used to cut the cast, and, accordingly, to prevent, while a cast is being removed, injury to the individual. | 06-03-2010 |
| 20120005904 | CAST REMOVAL SYSTEM - Apparatus and methods for cutting a material, especially with low material speed and high cutting torque. In some embodiments, the apparatus is a hand-held device for quietly cutting through an orthopedic cast with little or no generation of debris. In yet other embodiments, there is a method for automatically advancing material past a shearing surface, such that the shearing action occurs at about the same velocity as the advancement. In yet other embodiments, there is a device for cutting material between a foot and a sharp edge, with the bottom of the foot being under the sharp edge to protect the skin of the patient. | 01-12-2012 |
| 20130318800 | SINGLE-HANDED, ELECTRIC RING CUTTER - A ring cutting device for cutting a ring lodged on a human finger and a device for separating and extracting a cut ring that is still on a wearer's finger. The ring cutting device can be operated by a single hand and includes an elongate power and drive portion that fits comfortable in a user's hand, a finger guard portion having a ring guard and a biasing system, a housing having a protective shield and a mount for mounting the finger guard portion, and a cutting portion having a rotatable circular saw blade that is mechanically coupled to the rotary drive mechanism of the power and drive portion. The power and drive portion includes a rotary drive mechanism that is mechanically coupled to a rotary drive motor the power and a light source for illuminating the ring during a cutting operation. The biasing system is mechanically coupled to the ring guard which includes a notched area for seating the ring before cutting and is disposed orthogonal or substantially orthogonal with respect to the longitudinal axis of the power and drive portion. Rotation of the circular saw blade is about the longitudinal axis of the power and drive portion. | 12-05-2013 |
| 20160250697 | DECK FASTENER REMOVAL TOOL | 09-01-2016 |
| 030501000 |
Having plural cutting edges | 3 |
| 20120198709 | OSCILLATING BLADE IMPROVEMENT - A cutting apparatus of a type having two juxtaposed blades | 08-09-2012 |
| 20090205210 | TWO SIDED PRUNING BLADE WITH HOOK - A two sided pruning saw blade includes a main blade body, a concave underside cutting edge, a convex over-side cutting edge, and optionally a claw-shaped hook. The convex cutting edge is formed along a top edge of the main blade body for under-cutting a branch to form an underside kerf therein. The hook is positioned adjacent to the underside kerf to align the main blade body on a top side of the branch with the underside kerf. The concave cutting edge is formed along a bottom edge of the main blade body for over-cutting the branch to form an over-side kerf and to subsequently connect the over-side kerf with the underside kerf to sever the branch. The claw-shaped hook is disposed distally relative to the underside cutting edge to prevent the main blade body from passing wholly through the over-side kerf during cutting thereof. | 08-20-2009 |
| 20130205605 | BLADE ADAPTER AND HACKSAW EQUIPPED WITH TEH BLADE ADAPTER - A blade adapter for a hacksaw is connected to the spine of the hacksaw and includes three connection portions. The hacksaw blade is connected between the engaging portion connected to the handle of the hacksaw and one of the three connection portions of the blade adapter to set the hacksaw blade at two different angular positions relative to the spine. The hacksaw blade can be set to be parallel to the spine or at an angle relative to the spine. A jabsaw blade is able to be connected to the front end of the hacksaw. | 08-15-2013 |
| 030379500 |
On vehicle, moved relative thereto during cutting | 2 |
| 20140096401 | Mobile Tree-Trimming Apparatus - An apparatus, such as for tree trimming, includes a mobile carriage having a frame and a pedestal supported by the frame. The apparatus further includes a boom, such as a telescoping boom that is secured to the pedestal through a boom support. The pedestal is pivotable with respect to the carriage frame so that the boom may be selectively operated in a variety of orientations. The mobile carriage of the apparatus is sufficiently compact to fit though tight openings, while also being capable of stably supporting boom extension for operation of a distal end of the boom at elevated heights. | 04-10-2014 |
| 20150089819 | Rotary Actuator with Pass-Through Fluid Circuit - A mobile apparatus with a fluid pressure-operated implement mounted at a distal end of a boom includes a connection apparatus for selectively rotating the implement about an actuator axis at the distal end of the boom. The connection apparatus includes a rotary actuator and a pressurized fluid circuit for delivery of pressurized fluid through the rotary actuator to the implement. The pressurized fluid circuit includes channels establishing a fluidic connection axially through the rotating shaft of the rotary actuator. The pressurized fluid circuit facilitates passage of pressurized fluid through an internal, protected environment to the implement. | 04-02-2015 |
| 030505000 |
With gauge for limiting depth of cut | 2 |
| 20140283396 | Device for Limiting the Depth of a Cut - A device for limiting the depth of a cut, which is to be used in portable machine tools, includes at least one cut-depth guide unit, and at least one stop unit that has at least one stop element. The stop element has, for the purpose of limiting the depth of a cut, a movement potential relative to the cut-depth guide unit along a cut-depth guide track of the cut-depth guide unit. The cut-depth limiting device further includes at least one stop movement unit which is configured to allow the stop element a further movement potential relative to the cut-depth guide unit, at least one of along and about an axis of movement, at least when in a state of operation. | 09-25-2014 |
| 20160151930 | Cut-Length Indicating Device | 06-02-2016 |
| 030506000 |
Mounted in truss frame (e.g., bucksaw) | 1 |
| 20120011732 | MODULAR SAW - A modular saw arrangement includes a main saw frame structure and a detachable handle structure. A second end portion of the detachable handle structure includes a first blade connector and a second blade connector. A blade tensioner arrangement of the main saw frame structure and the first blade connector are configured to be connected with opposite ends of a blade when a first end portion of the detachable handle structure is connected with an upper frame portion of the main saw frame structure so as to form a hacksaw configuration. The second blade connector that enables attachment of the blade in a grip configuration to enable the detachable handle structure to be configured as a stand-alone detachable handle saw when the first end portion is disconnected with the upper frame portion. | 01-19-2012 |
| 030379000 |
On vehicle moved during cutting | 1 |
| 20100180453 | CUTTING TROLLEY WITH A FRONT AND A REAR ATTACHMENT DEVICE - A cutting trolley ( | 07-22-2010 |
| 030504000 |
Having tooth or blade protective or strengthening means | 1 |
| 20140059870 | SAW SHEATH, AND STORAGE STRUCTURES OF SAW SHEATH AND SAW - A saw sheath is provided which allows a saw to be inserted easily and smoothly, which prevents the inserted saw from easily falling out or rattling in the sheath, and which can suppress scraping-off of the inner wall by the blade tip of the saw caught by the inner wall. Storage structures of the saw sheath and a saw are also provided. The saw sheath ( | 03-06-2014 |
| Entries |
| Document | Title | Date |
|---|
| 20080235955 | Jab saw with accessible internal fastening location - A jab saw has a blade and a handle. The blade has a piercing end and a handle end, separated by a cutting edge. The handle is configured for receiving the handle end and providing access to an internal fastening location after construction. | 10-02-2008 |
| 20090000128 | Hand-Guided Power Tool with a Cooling Apparatus - A portable electric power tool is specified, having a metal housing ( | 01-01-2009 |
| 20100319201 | HAND SAW - A hand saw that includes a saw blade and a handle assembly having a clamp member movable between a clamped position and a released position. In the clamped position the clamp member exerts a clamping force on a top edge of the saw blade within a slot of the handle assembly to couple the saw blade to the handle assembly and to retain a tang of the saw blade within the slot. In the released position the tang is removable from the slot. A first interior wall and a second interior wall of the handle assembly that define the slot are flat such that the tang of the saw blade can be removed from the slot without moving the saw blade in a direction normal to a longitudinal axis of the saw blade when the clamp member is in the released position. | 12-23-2010 |
| 20120023755 | MULTIPURPOSE GARDEN TOOL - A tool for removing unwanted plants from an area of soil is disclosed. A flexible two-edged blade bent back upon itself with both ends fastened to a common shaft. One edge acts as a knife to slice through soil and roots, moving parallel to the surface of the ground. The opposing blade edge has teeth to grasp, uproot and remove unwanted plants. The design facilitates the removal of unwanted plants or debris without touching said debris with the hands. | 02-02-2012 |
| 20140373365 | Keyhole Saw Blade or Sabre Saw Blade for a Power Tool - A keyhole saw blade or sabre saw blade for a power tool comprises a base blade having a cutting edge and a securing shank designed as one piece with the base blade. At least one impression is formed into the base blade or the securing shank. | 12-25-2014 |
| 20150143705 | Power Tool, Saw Blade and Power Tool System - A sawing power tool, in particular a sawing hand-held power tool, includes at least one clamping mechanism that is configured to fasten a saw blade to be driven with a stroke motion. In one embodiment, the at least one clamping mechanism fastens a compass saw blade that has a blade body which includes a cutting edge with cutting teeth and that has a fastening shaft. The at least one clamping mechanism has at least one geometric structure that forms a form-closure element that is configured to form a connection to at least one at least portionally inverse form-closure element of the saw blade. | 05-28-2015 |
