US20210025171A1 - Apparatuses and methods for removing shingles - Google Patents
Apparatuses and methods for removing shingles Download PDFInfo
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- US20210025171A1 US20210025171A1 US16/936,953 US202016936953A US2021025171A1 US 20210025171 A1 US20210025171 A1 US 20210025171A1 US 202016936953 A US202016936953 A US 202016936953A US 2021025171 A1 US2021025171 A1 US 2021025171A1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D15/00—Apparatus or tools for roof working
- E04D15/003—Apparatus or tools for roof working for removing roof material
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Abstract
Examples include apparatuses for removing covering or coating materials from a surface, for example, shingles from a roof. The apparatus may include a foot coupled to a frame that pivots about one or more pivot points when driven by an actuator. The actuator may be a pneumatic actuator in some examples.
Description
- This application claims priority to U.S. Provisional Application No. 62/878,259 filed Jul. 24, 2019, which is incorporated herein by reference, in its entirety, for any purpose.
- Traditionally, the most popular method for removal of shingles and the nails holding the shingles in place was with the use of a hammer or simple tools consisting of a plate or a plate with a forked edge with a handle. This method, though successful, can lead to fatigue on the operator's back or other joints. Accordingly, an improved method of removing shingles and nails is desired.
- As described herein, an apparatus may include a plate having a forked front portion, a bent section rear of the forked front portion, and a sloped portion extending from the bent section. The forked front portion may be configured to engage a shingle and/or nails affixing the shingle to a surface. The bent section may act as a pivot point about which the plate may rotate. When a downward force is applied to the sloped portion, the plate may rotate about the bent section such that the forked front portion pivots upwards. The upward motion of the forked front portion may lift the shingle and/or nails from the surface. The plate may be pivotally coupled to a first end of a frame. The frame may have one or more angles configured to allow the plate to pivot without requiring a user to bend over. The frame may include a handle at a second end opposite the first end to allow the user to grip the apparatus.
- In some embodiments, an actuator may be coupled between the frame and the plate. The actuator may apply the force to the sloped portion of the plate to cause the plate to pivot without requiring the user to apply the force to the plate.
- In some embodiments, the plate may include a fulcrum coupled to a rear surface of the sloped portion. The fulcrum may set a height to which the forked front portion rotates, which may be configured to be a height sufficient to remove the nails from the surface.
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FIG. 1 is a view of a shingle remover in a first position according to an embodiment of the present disclosure. -
FIG. 2 is a view of the shingle remover in a second position according to an embodiment of the present disclosure. -
FIG. 3 is a side view of the shingle remover n the first position according to an embodiment of the present disclosure. -
FIG. 4 is a side view of the shingle remover in the second position according to an embodiment of the present disclosure. -
FIG. 5 is a front view of the shingle remover in the first position according to an embodiment of the present disclosure. -
FIG. 6 is a view of a shingle remover according to another embodiment of the present disclosure. -
FIG. 7 is a front view of the shingle remover according to the other embodiment of the present disclosure. -
FIG. 8 is a rear view of the shingle remover according to the other embodiment of the present disclosure. -
FIG. 9 is a side view of the shingle remover according to the other embodiment of the present disclosure. -
FIG. 10 is a side view of the shingle remover according to the other embodiment of the present disclosure. -
FIG. 11 illustrates side views of the shingle remover in different positions and configurations according to the other embodiment of the present disclosure. - The following description of certain embodiments is merely exemplary in nature and is in no way intended to limit the scope of the disclosure or its applications or uses. In the following detailed description of embodiments of the present apparatuses, systems and methods, reference is made to the accompanying drawings which form a part hereof, and which are shown by way of illustration specific embodiments in which the described apparatuses, systems and methods may be practiced. These embodiments are described in sufficient detail to enable those skilled in the art to practice presently disclosed apparatuses, systems and methods, and it is to be understood that other embodiments may be utilized and that structural and logical changes may be made without departing from the spirit and scope of the disclosure. Moreover, for the purpose of clarity, detailed descriptions of certain features will not be discussed when they would be apparent to those with skill in the art so as not to obscure the description of embodiments of the disclosure. The following detailed description is therefore not to be taken in a limiting sense, and the scope of the disclosure is defined only by the appended claims.
- Apparatuses for removing coatings or coverings from surfaces are described herein. For example, apparatuses disclosed herein may be used for removing shingles and/or nails securing the shingles to a surface, such as a roof. The apparatuses may be referred to as shingle removers. However, the apparatuses may be used for removing other objects (e.g., tiles, linoleum) secured to other surfaces (e.g., plywood, flooring, decking) and are not limited to removing shingles.
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FIGS. 1-5 illustrate various view of an example of a shingle remover according to an embodiment of the present disclosure. AsFIGS. 1-5 illustrate the same apparatus, the description herein will refer to all figures ofFIGS. 1-5 . When a particular feature is more easily viewed in a particular figure, it will be noted as such in the description. - According to an embodiment of the present disclosure, a shingle remover 1 may include a
frame 14 pivotally coupled to afoot 2 at a first end 3 of theframe 14 and coupled to ahandle 36 at a second end 5 of the frame 14 (the first end 3 and second end 5 are indicated inFIG. 2 ). The first end 3 of theframe 14 may be distal to a user (not shown) of the shingle remover 1 and the second end 5 of theframe 14 may be proximal to the user. - The
foot 2 may include a front portion 4. The front portion 4 may be configured to engage a shingle and/or nails securing the shingle to a surface. For example, the front portion 4 may be configured to be inserted between the surface and the shingle. In some examples, such as the example illustrated inFIGS. 1-5 , the front portion 4 may be forked and include tines 6. In some examples, the front portion may include secondary tines 8 between the tines 6. The tines 6 and/or secondary tines 8 may be configured to engage nails and/or other means used to secure the shingle to the surface. - The
foot 2 may include abent portion 10. Thebent portion 10 may extend the length of thefoot 2 behind the front portion 4. That is, it may be proximal to the user compared to the front portion 4. In some examples, thebent portion 10 may act as a pivot point about which thefoot 2 may rotate. - The
foot 2 may further include asloped portion 12 extending from thebent portion 10 towards the user. That is, the slopedportion 12 may have a proximal end closer to the user and a distal end adjacent to thebent portion 10. The slopedportion 12 may be pivotally coupled at ajoint 16 to the first end 3 of theframe 14. In some examples, such as the example shown inFIGS. 1-5 , thejoint 16 may be adjacent to thebent portion 10. - Applying a downward force to the sloped portion 12 (e.g., to the proximal end of the sloped portion 12) will cause the front portion 4 to move upward as the
foot 2 pivots about thebent portion 10 andjoint 16. When the front portion 4 is positioned between a surface and the shingle, for example, the upward movement of the front portion 4 may lift the shingle and/or nail away from the surface thereby removing the shingle. - For example, a user may place a foot on the proximal end of the sloped
portion 12 of thefoot 2 and apply a downward force on thesloped portion 12 while holding thehandle 36. Thefoot 2 may pivot about thebent portion 10 andjoint 16. Thus, thesloped portion 12 may move downward and the front portion 4 may move upward, which may lift the shingle and/or nails away from the surface. - In other examples, such as the one illustrated in
FIGS. 1-5 , the proximal end of the slopedportion 12 is pivotally coupled at joint 26 to anactuator 24. Theactuator 24 may apply the substantially downward force to the slopedportion 12 rather than the user. The use of theactuator 24 may reduce user fatigue in some applications. The user may activate theactuator 24 by abutton 32 located near thehandle 36. In the example shown inFIGS. 1-5 , theactuator 24 includes a pneumatic actuator. The pneumatic actuator may be coupled totubes 30 which may deliver and remove air from an air compressor (not shown) which may be coupled to the shingle remover 1 at an attachment point 34 (shown inFIG. 5 ). However, theactuator 24 is not limited to a pneumatic actuator. For example, theactuator 24 may include a hydraulic actuator or a motorized actuator (e.g., gas or electric). - As mentioned, the
actuator 24 may be pivotally coupled to thefoot 2 at joint 26 at a distal end of theactuator 24. In some examples, such as the one shown inFIGS. 1-5 , theactuator 24 may be coupled to a third portion of theframe 19 that extends at an angle from thefirst portion 18 of theframe 14. In the example shown inFIGS. 1-5 , thethird portion 19 extends perpendicularly from thefirst portion 18. Thethird portion 19 may maintain a distance between the joint 26 and thefirst portion 18 of theframe 14, which may accommodate the size of theactuator 24 and/or at least partially maintain a desired alignment between the actuator 24 andfoot 2. Theactuator 24 may further be pivotally coupled to theframe 14 at joint 28 at a proximal end of theactuator 24. Thejoints actuator 24 to rotate relative to thefoot 2 andframe 14, respectively. As shown inFIGS. 3 and 4 , when theactuator 24 extends to apply a force to the slopedportion 12 of thefoot 2, theangle 44 between the actuator 24 and theframe 14 increases while theangle 46 between the actuator 24 and thefoot 2 decreases. - In some examples, such as the one illustrated in
FIGS. 1-5 , the shingle remover 1 may further include a fulcrum 38 located on a lower surface of the slopedportion 12. That is, thefulcrum 38 may be located on a surface of the slopedportion 12 opposite a surface Where joint 16 is located. The fulcrum 38 may be located behind thebent portion 10. That is, thefulcrum 38 may be located proximate to the user in comparison to thebent portion 10. The fulcrum 38 may allow the front portion 4 to be lifted above the surface on which the shingle is secured. For example, thefulcrum 38 may be sized to allow the front portion 4 to be raised to a height greater than a length of the nails securing the shingle to the surface. In the example shown inFIGS. 1-5 , thefulcrum 38 is implemented as two cylinders. However, thefulcrum 38 may be implemented as a single cylinder, a wedge, and/or other suitable shape. As shown inFIGS. 1 and 2 , when theactuator 24 applies a force to the slopedportion 12 of thefoot 2, the slopedportion 12 moves substantially in a direction indicated by arrow 40 and thebent portion 10 and front portion 4 moves substantially in a direction indicated by arrow 42 about thefulcrum 38. In other examples, the user may apply the downward force on the slopedportion 12 to cause thefoot 2 to pivot about thefulcrum 38. - In some examples, such as the example illustrated in
FIGS. 1-5 , theframe 14 may include afirst portion 18 coupled to thefoot 2 and asecond portion 22 coupled to thehandle 36. Thefirst portion 18 and thesecond portion 22 may be coupled at a joint 20. The joint 20 may allow the frame to 14 to have an angle 48 (shown inFIG. 3 ) less than 180 degrees. The joint 20 may be fixed or the joint 20 may be hinged to allow theangle 48 to be adjusted. For example, the joint 20 may include a ratchet assembly (not shown) that may allow theangle 48 to be set at various values. Theangle 48 may be configured to allow a user to use the shingle remover 1 in a comfortable position, for example, standing without bending over. In examples where theangle 48 is adjustable, the user may set theangle 48 as desired (e.g., to accommodate a height of the user). In some examples, thehandle 36 may be fixedly attached to theframe 14. In other examples, thehandle 36 may be pivotally or otherwise adjustably attached to theframe 14 to allow the user to adjust thehandle 36 position to a desired position. The adjustability of theframe 14 and/or handle 36 may increase comfort for the user in some applications. - In use, a user may place the front portion 4 of the
foot 2 under a shingle. The front portion 4 may engage a nail or other element affixing the shingle to a surface. The user may then activate the actuator 24 (e.g., by pushing button 32) to apply a force to the slopedportion 12 of thefoot 2. Thefoot 2 may pivot about thebent portion 10 and/orfulcrum 38, which raises the front portion 4. The substantially upward force of the front portion 4 may remove the shingle and/or nails from the surface. -
FIGS. 6-11 illustrate various views of an example of a shingle remover according to another embodiment of the present disclosure. AsFIGS. 6-11 illustrate the same apparatus, the description herein will refer to all figures ofFIGS. 6-11 . When a particular feature is more easily viewed in a particular figure, it will be noted as such in the description. - According to an embodiment of the present disclosure, a
shingle remover 200 may include aframe 214. The frame may include afirst portion 218 and asecond portion 222. In the example shown inFIGS. 6-11 , thefirst portion 218 andsecond portion 222 are rectangular tubes. However, in other embodiments, theframe 214 may include round tubes and/or solid portions. Thefirst portion 218 andsecond portion 222 may be coupled at a joint 220. The joint 220 may allow the frame to 214 to have an angle 248 (shown inFIG. 9 ) less than 180 degrees. The joint 220 may be fixed or the joint 220 may be hinged to allow theangle 248 to be adjusted. For example, the joint 220 may include a ratchet assembly (not shown) that may allow theangle 248 to be set at various values. Theangle 248 may be configured to allow a user to use theshingle remover 200 in a comfortable position, for example, standing without bending over. - The
frame 214 may be pivotally coupled to awedge 238 at afirst end 203 of theframe 214 and coupled to ahandle 236 at asecond end 205 of the frame 214 (thefirst end 203 andsecond end 205 are indicated inFIG. 7 ). Thehandle 236 may be fixedly attached (e.g., bolted, welded) to theframe 214. In other examples, thehandle 236 may be pivotally or otherwise adjustably attached to theframe 214 to allow the user to adjust thehandle 236 position to a desired position. Thefirst end 203 of theframe 214 may be distal to a user (not shown) of theshingle remover 200 and thesecond end 205 of theframe 214 may be proximal to the user. Thewedge 238 may be fixedly coupled to afoot 202. - Similar to
foot 2 illustrated inFIGS. 1-5 , thefoot 202 may include afront portion 204. Thefront portion 204 may be configured to engage a shingle and/or nails securing the shingle to a surface. For example, thefront portion 204 may be configured to be inserted between the surface and the shingle. In some examples, such as the example illustrated inFIGS. 6-11 , thefront portion 204 may be forked and includetines 206. In some examples, the front portion may includesecondary tines 208 between thetines 206. Thetines 206 and/orsecondary tines 208 may be configured to engage nails and/or other means used to secure the shingle to the surface. In some embodiments, a width of thefront portion 204 may be selected to be approximately a width of a shingle. In other embodiments, the width of thefront portion 204 may be selected to be greater than or less than a shingle. - The
foot 202 may include abent portion 210. Thebent portion 210 may extend the length of thefoot 202 behind thefront portion 204. That is, it may be proximal to the user compared to thefront portion 204. Thefoot 202 may further include a slopedportion 212 extending from thebent portion 210 towards the user. That is, the slopedportion 212 may have a proximal end closer to the user and a distal end adjacent to thebent portion 210. Thebent portion 210 may define an angle of less than 180 degrees (measured from the upper surface of the foot 202) between thefront portion 204 and the slopedportion 212. The slopedportion 212 may include aslot 250 extending from the proximal end toward the distal end. In some embodiments, such as the one shown inFIGS. 6-11 , theslot 250 may not extend all the way to thebent portion 210. - The
wedge 238 may include twoseparate plates 252 spaced from one another on either side ofslot 250. Theplates 252 may be coupled to or include wing portions 254 (e.g., visible inFIG. 8 ) substantially perpendicular to theplates 252. Thewing portions 254 may be used to fixedly attach thewedge 238 to alower surface 207 of thefoot 202. The wedge 283 may be coupled to thefoot 202 by any appropriate technique. In the example shown inFIGS. 6-11 , thewedge 238 is coupled to thefoot 202 by bushings 256 (indicated inFIGS. 7-8 ). However, bolts, rivets, screws, and/or welds may also be used. Thewedge 238 may include a rounded portion 258 (indicated inFIGS. 9-10 ) which may act as (e.g., used to implement) a fulcrum, similar to the cylinders offulcrum 38 shown inFIGS. 1-5 . - The
first end 203 of theframe 214 may pass through theslot 250 between the twoplates 252 and pivotally coupled to thewedge 238 at joint 216. In some examples, such as the one shown inFIGS. 6-11 , theframe 214 may be coupled to thewedge 238 by a clevis pin, but other techniques for pivotally coupling theframe 214 to thewedge 238 may be used in other examples. - Applying a downward force to the sloped portion 212 (e.g., to the proximal end of the sloped portion 212) will cause the
front portion 204 to move upward as thefoot 202 pivots about therounded portion 258 and joint 216. When thefront portion 204 is positioned between a surface and the shingle, for example, the upward movement of thefront portion 204 may lift the shingle and/or nail away from the surface thereby removing the shingle. - For example, a user may place a foot on the proximal end of the sloped
portion 212 of thefoot 202 and/orwedge 238 and apply a downward force on the slopedportion 212 and/orwedge 238 while holding thehandle 236. Thefoot 202 may pivot about therounded portion 258 and joint 216. Thus, the proximal end of the slopedportion 212 may move downward and thefront portion 204 may move upward, which may lift the shingle and/or nails away from the surface. - In other examples, such as the one illustrated in
FIGS. 6-11 , a proximal end of thewedge 238 is pivotally coupled at joint 226 (indicated inFIGS. 9-10 ) to anactuator 224. As shown in the pictured embodiment, the distal end of theactuator 224 may be pivotally coupled between the twoplates 252. In some embodiments, theactuator 224 may be coupled to theplates 252 by a clevis pin, but other techniques for pivotally coupling theactuator 224 to thewedge 238 may be used. In some embodiments, the joint 226 may be located at one or more positions along thewedge 238. In the example shown inFIGS. 6-10 , the joint 226 is located at aposition 209, but may alternatively be located atposition 211 as shown inFIG. 11 . Although two positions are shown inFIGS. 6-11 , in other embodiments, theactuator 224 may be coupled at more or fewer positions along thewedge 238. Theactuator 224 may be further coupled at a joint 228 to one ormore plates 219 offrame 214. The one ormore plates 219 may be coupled to thefirst portion 218 andsecond portion 222 of theframe 214 proximate the joint 220. In the example shown inFIGS. 6-11 , theactuator 224 is coupled between twoplates 219 by a clevis pin. However, other coupling techniques may be used. The one ormore plates 219 may maintain a distance between the joint 228 and theframe 214, which may accommodate the size and/or range of motion of theactuator 224 and/or at least partially maintain a desired alignment between the actuator 224 andfoot 202. Thejoints actuator 224 to rotate relative to thefoot 202 andframe 214, respectively. - The
actuator 224 may apply a substantially downward force to thewedge 238 rather than the user. The use of theactuator 224 may reduce user fatigue in some applications. The user may activate theactuator 224 by a button 232 (indicated inFIGS. 9-10 ) located near thehandle 236. In some examples, theactuator 224 may include a cylinder and a piston. In the example shown inFIGS. 6-11 , theactuator 224 includes a pneumatic actuator including a cylinder and piston. However, theactuator 224 is not limited to a pneumatic actuator. For example, theactuator 224 may include a hydraulic actuator or a motorized actuator (e.g., gas or electric). Theactuator 224 may be coupled totubes 230. When theactuator 224 is pneumatic, thetubes 230 may deliver and/or remove air from the cylinder to extend the piston and/or permit the piston to retract. - The
tubes 230 may be further coupled to a connection box 260 (indicated inFIGS. 8-9 ). Theconnection box 260 may be coupled to theframe 214 at thesecond end 205 proximate thehandle 236. In embodiments where theactuator 224 is a pneumatic actuator, theconnection box 260 may receive air from an air compressor (not shown) which may be coupled to theconnection box 260 at an attachment point 234 (indicated inFIGS. 7-8 ). In other embodiments, theconnection box 260 may be coupled to a fluid source and/or a power source. Theconnection box 260 may include thebutton 232. When depressed, thebutton 232 may couple one or both oftubes 230 to the air, fluid, and/or power source to actuate theactuator 224. - In some embodiments, the
connection box 260 may be coupled to theframe 214 such that theconnection box 260 is spaced apart from theframe 214 by aconnector 262 having aflat portion 264 coupled to theconnection box 260, aflat portion 266 coupled to theframe 214, and anangled portion 268 coupling the twoflat portions 264, 266 (indicated inFIG. 9 ). Theflat portion 264 may be coupled to the connection box by bolts, rivets, welds, and/or any other suitable coupling technique. Theflat portion 266 may be coupled to theframe 214 by bolts, rivets, welds, and/or any other suitable coupling technique. In some applications, spacing theconnection box 260 away from theframe 214 may permit thebutton 232 to have a larger diameter, which may make thebutton 232 easier to depress by the user. Optionally, in some embodiments, such as the one shown inFIGS. 6-11 , theconnector 262 may include a safety plate 270 (indicated inFIGS. 8-9 ) coupled to theflat portion 264. Thesafety plate 270 may extend substantially perpendicularly from theflat portion 264 between theconnection box 260 and thebutton 232. Thesafety plate 270 may include a slot 272 (visible inFIG. 8 ) that permits thebutton 232 to be coupled to theconnection box 260. Thesafety plate 270 may a length and a width greater than a diameter of thebutton 232. Thesafety plate 270 may help prevent unintended depressing of thebutton 232 when theshingle remover 200 is not being used (e.g., placed on the ground). -
FIG. 11 illustrates side views of theshingle remover 200 in different positions and configurations according to the other embodiment of the present disclosure. In the example shown, theshingle remover 200 is located on a roof having a 5/12 pitch. In afirst position 300, theactuator 224 may be retracted and thefront portion 204 of thefoot 202 may contact theroof surface 301 and thewedge 238 may contact and/or be positioned slightly above (0.45 inches in the example inFIG. 11 )roof surface 301. In the example shown inFIG. 11 , an angle between thesloped portion 212 and theroof surface 301 may be 45 degrees. However, in other embodiments, the angle of the slopedportion 212 may be different in thefirst position 300. - In a
second position 305, theactuator 224 may be extended and thefront portion 204 of thefoot 202 is lifted above the roof surface 301 (4.92 inches in the example inFIG. 11 ) and thewedge 238 is in contact with theroof surface 301. When theactuator 224 extends (e.g., responsive to a user pushing button 232), transitioning the shingle remover from thefirst position 300 to thesecond position 305, theangle 244 between the actuator 224 and theframe 214 increases while theangle 246 between the actuator 224 and thewedge 238 decreases. - In use, a user may place the
front portion 204 of thefoot 202 under a shingle. Thefront portion 204 may engage a nail or other element affixing the shingle to theroof surface 301. The user may then activate the actuator 224 (e.g., by pushing button 232) to apply a force to thewedge 238. Thefoot 202 may pivot about thecurved portion 258, which raises thefront portion 204. The substantially upward force of thefront portion 204 may remove the shingle and/or nails from theroof surface 301. -
FIG. 11 also shows theshingle remover 200 in analternative configuration 310. In thealternative configuration 310, the joint 226 is located atposition 211 on thewedge 238 rather thanposition 209 as illustrated inpositions alternative configuration 310, a distance between thehandle 236 is a shorter distance from theroof surface 301 than in theposition 300. In the example inFIG. 11 , inposition 300, thehandle 236 is 38.4 inches above theroof surface 301 and in thealternative configuration 310, thehandle 236 is 31.4 inches and the distance betweenpositions position 211. In some embodiments, which position 209 or 211 is chosen for joint 226 may be based, at least in part, on a pitch of the roof. For example,position 211 may be preferable for roofs with a pitch steeper than 5/12. - In the embodiments described herein, the frame, handle, foot, fulcrum, wedge, and/or various plates of the shingle remover may be made of metal or metal alloy such as stainless steel or titanium. However, in some embodiments, one or more components may be made of carbon fiber and/or other composite materials which may or may not include metal. The tubes and/or button may be plastic, rubber, and/or other suitable materials in some embodiments.
- The apparatuses described herein may allow for the removal of shingles and/or other materials from surfaces with reduced user fatigue in some applications. The apparatuses described herein may allow for faster removal of shingles and/or other materials from surfaces in some applications.
- Of course, it is to be appreciated that any one of the examples, embodiments or processes described herein may be combined with one or more other examples, embodiments and/or processes or be separated and/or performed amongst separate devices or device portions in accordance with the present apparatuses, devices and methods. For
example portion 19 of shingle remover 1 may be used to couple actuator 224 to frame 214 rather than the one ormore plates 219. - Finally, the above-discussion is intended to be merely illustrative of the present apparatus and should not be construed as limiting the appended claims to any particular embodiment or group of embodiments. Thus, while the present system has been described in particular detail with reference to exemplary embodiments, it should also be appreciated that numerous modifications and alternative embodiments may be devised by those having ordinary skill in the art without departing from the broader and intended spirit and scope of the present system as set forth in the claims that follow. Accordingly, the specification and drawings are to be regarded in an illustrative manner and are not intended to limit the scope of the appended claims.
Claims (20)
1. An apparatus, comprising:
a frame having a first end and a second end;
a foot pivotally coupled to a first end of the frame at a joint, wherein the foot comprises:
a front portion comprising a plurality of tines;
a sloped portion extending from the front portion toward the second end of the frame; and
a bent portion between the front portion and the sloped portion, wherein the bent portion defines an angle between the front portion and the sloped portion; and
a fulcrum coupled to a lower surface of the foot, wherein the foot is configured to rotate about the fulcrum and the joint.
2. The apparatus of claim 1 , further comprising an actuator pivotally coupled to the frame and the foot, wherein the actuator is configured to cause the foot to rotate about the fulcrum and the joint when actuated.
3. The apparatus of claim 2 , wherein the actuator is a pneumatic actuator comprising a piston and a cylinder.
4. The apparatus of claim 3 , further comprising:
a connection box coupled to the second end of the frame; and
at least one tube coupled to the cylinder at a first end and the connection box at a second end, wherein the connection box is configured to couple the at least one tube to an air compressor coupled to the connection box.
5. The apparatus of claim 2 , further comprising a button proximate the second end of the frame, wherein the button is configured to actuate the actuator when depressed.
6. The apparatus of claim 5 , further comprising a safety plate proximate to the button and having a width and a height greater than dimensions of the button.
7. The apparatus of claim 2 , wherein the frame further comprises at least one plate located between the first end and the second end, wherein the actuator is pivotally coupled to the at least one plate such that the actuator is spaced from a rest of the frame.
8. The apparatus of claim 1 , further comprising a wedge coupled to the lower surface of the foot, wherein the wedge is pivotally coupled to the frame and comprises the fulcrum.
9. The apparatus of claim 8 , wherein the sloped portion comprises a slot configured to allow the frame to pass through the foot to the wedge.
10. The apparatus of claim 9 , wherein the wedge comprises two plates on opposite sides of the slot, the two plates extending from the lower surface of the foot.
11. The apparatus of claim 10 , wherein the two plates each comprise a wing portion extending along and coupled to the lower surface of the foot.
12. The apparatus of claim 1 , further comprising an actuator pivotally coupled to the frame and the wedge, wherein the actuator is configured to cause the foot to rotate about the fulcrum and the joint when actuated.
13. The apparatus of claim 12 , wherein the wedge comprises a first position and a second position spaced apart from the first position, wherein the actuator is pivotally coupled to the first position or the second position.
14. The apparatus of claim 1 , wherein the frame comprises a first portion coupled to a second portion at a second angle less than 180 degrees, wherein the first portion is located at the first end and the second portion is located at the second end.
15. The apparatus of claim 14 , wherein the second angle is adjustable.
16. The apparatus of claim 14 , wherein the first portion and the second portion comprise square tubes.
17. The apparatus of claim 15 , wherein the square tubes comprise a metal.
18. The apparatus of claim 1 , wherein the fulcrum comprises a cylinder.
19. The apparatus of claim 1 , further comprising a handle coupled to the second end of the frame.
20. The apparatus of claim 1 , wherein the front portion further comprises a plurality of second tines located between individual ones of the plurality of tines.
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US16/936,953 US20210025171A1 (en) | 2019-07-24 | 2020-07-23 | Apparatuses and methods for removing shingles |
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US201962878259P | 2019-07-24 | 2019-07-24 | |
US16/936,953 US20210025171A1 (en) | 2019-07-24 | 2020-07-23 | Apparatuses and methods for removing shingles |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20230003030A1 (en) * | 2021-07-02 | 2023-01-05 | Thomas Merle Johnson | Power tool system and method for removing roof shingles |
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US20230003030A1 (en) * | 2021-07-02 | 2023-01-05 | Thomas Merle Johnson | Power tool system and method for removing roof shingles |
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